Home / 108,174.18-149,265.54-60,421.44

Finding the Fourth Proportional to 108,174.18, 149,265.54 and 60,421.44

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Solution

The fourth proportional to 108,174.18, 149,265.54 and 60,421.44 is: 83,373.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,174.18 : 149,265.54 = 60,421.44 : x
  2. Step 2: Convert to fraction form
    108,174.18/149,265.54 = 60,421.44/x
  3. Step 3: Cross multiply
    108,174.18x = 149,265.54 × 60,421.44
  4. Step 4: Simplify right side
    108,174.18x = 9,018,838,869.18
  5. Step 5: Solve for x
    x = 9,018,838,869.18/108,174.18
  6. Step 6: Final answer
    x = 83,373.30

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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.