Home / 102,358.14-141,255.24-59,917.56

Finding the Fourth Proportional to 102,358.14, 141,255.24 and 59,917.56

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Solution

The fourth proportional to 102,358.14, 141,255.24 and 59,917.56 is: 82,686.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,358.14 : 141,255.24 = 59,917.56 : x
  2. Step 2: Convert to fraction form
    102,358.14/141,255.24 = 59,917.56/x
  3. Step 3: Cross multiply
    102,358.14x = 141,255.24 × 59,917.56
  4. Step 4: Simplify right side
    102,358.14x = 8,463,669,318.01
  5. Step 5: Solve for x
    x = 8,463,669,318.01/102,358.14
  6. Step 6: Final answer
    x = 82,686.82

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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.