Home / 272,137.72-375,554.52-149,635.24

Finding the Fourth Proportional to 272,137.72, 375,554.52 and 149,635.24

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Solution

The fourth proportional to 272,137.72, 375,554.52 and 149,635.24 is: 206,499.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,137.72 : 375,554.52 = 149,635.24 : x
  2. Step 2: Convert to fraction form
    272,137.72/375,554.52 = 149,635.24/x
  3. Step 3: Cross multiply
    272,137.72x = 375,554.52 × 149,635.24
  4. Step 4: Simplify right side
    272,137.72x = 56,196,190,733.28
  5. Step 5: Solve for x
    x = 56,196,190,733.28/272,137.72
  6. Step 6: Final answer
    x = 206,499.09

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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.