Home / 108,351.02-149,540.74-62,402.14

Finding the Fourth Proportional to 108,351.02, 149,540.74 and 62,402.14

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Solution

The fourth proportional to 108,351.02, 149,540.74 and 62,402.14 is: 86,124.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,351.02 : 149,540.74 = 62,402.14 : x
  2. Step 2: Convert to fraction form
    108,351.02/149,540.74 = 62,402.14/x
  3. Step 3: Cross multiply
    108,351.02x = 149,540.74 × 62,402.14
  4. Step 4: Simplify right side
    108,351.02x = 9,331,662,193.18
  5. Step 5: Solve for x
    x = 9,331,662,193.18/108,351.02
  6. Step 6: Final answer
    x = 86,124.36

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1.5x scale

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.