Home / 108,170.18-149,260.02-60,417.44

Finding the Fourth Proportional to 108,170.18, 149,260.02 and 60,417.44

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Solution

The fourth proportional to 108,170.18, 149,260.02 and 60,417.44 is: 83,367.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,170.18 : 149,260.02 = 60,417.44 : x
  2. Step 2: Convert to fraction form
    108,170.18/149,260.02 = 60,417.44/x
  3. Step 3: Cross multiply
    108,170.18x = 149,260.02 × 60,417.44
  4. Step 4: Simplify right side
    108,170.18x = 9,017,908,302.75
  5. Step 5: Solve for x
    x = 9,017,908,302.75/108,170.18
  6. Step 6: Final answer
    x = 83,367.78

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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.