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Finding the Fourth Proportional to 250,417.72, 375,375.99 and 124,150.36

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Solution

The fourth proportional to 250,417.72, 375,375.99 and 124,150.36 is: 186,101.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,417.72 : 375,375.99 = 124,150.36 : x
  2. Step 2: Convert to fraction form
    250,417.72/375,375.99 = 124,150.36/x
  3. Step 3: Cross multiply
    250,417.72x = 375,375.99 × 124,150.36
  4. Step 4: Simplify right side
    250,417.72x = 46,603,064,293.86
  5. Step 5: Solve for x
    x = 46,603,064,293.86/250,417.72
  6. Step 6: Final answer
    x = 186,101.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.