Home / 93,687.18-129,251.98-59,689.58

Finding the Fourth Proportional to 93,687.18, 129,251.98 and 59,689.58

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Solution

The fourth proportional to 93,687.18, 129,251.98 and 59,689.58 is: 82,348.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,687.18 : 129,251.98 = 59,689.58 : x
  2. Step 2: Convert to fraction form
    93,687.18/129,251.98 = 59,689.58/x
  3. Step 3: Cross multiply
    93,687.18x = 129,251.98 × 59,689.58
  4. Step 4: Simplify right side
    93,687.18x = 7,714,996,400.37
  5. Step 5: Solve for x
    x = 7,714,996,400.37/93,687.18
  6. Step 6: Final answer
    x = 82,348.48

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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.