Home / 124,850,103.91-172,179,349.95-107,203,521.67

Finding the Fourth Proportional to 124,850,103.91, 172,179,349.95 and 107,203,521.67

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Solution

The fourth proportional to 124,850,103.91, 172,179,349.95 and 107,203,521.67 is: 147,843,150.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,850,103.91 : 172,179,349.95 = 107,203,521.67 : x
  2. Step 2: Convert to fraction form
    124,850,103.91/172,179,349.95 = 107,203,521.67/x
  3. Step 3: Cross multiply
    124,850,103.91x = 172,179,349.95 × 107,203,521.67
  4. Step 4: Simplify right side
    124,850,103.91x = 18,458,232,673,491,336
  5. Step 5: Solve for x
    x = 18,458,232,673,491,336/124,850,103.91
  6. Step 6: Final answer
    x = 147,843,150.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.