Home / 108,055.11-149,114.71-59,657.43

Finding the Fourth Proportional to 108,055.11, 149,114.71 and 59,657.43

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Solution

The fourth proportional to 108,055.11, 149,114.71 and 59,657.43 is: 82,326.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,055.11 : 149,114.71 = 59,657.43 : x
  2. Step 2: Convert to fraction form
    108,055.11/149,114.71 = 59,657.43/x
  3. Step 3: Cross multiply
    108,055.11x = 149,114.71 × 59,657.43
  4. Step 4: Simplify right side
    108,055.11x = 8,895,800,373.80
  5. Step 5: Solve for x
    x = 8,895,800,373.80/108,055.11
  6. Step 6: Final answer
    x = 82,326.51

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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.