Home / 118,502.12-177,717.05-62,311.74

Finding the Fourth Proportional to 118,502.12, 177,717.05 and 62,311.74

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Solution

The fourth proportional to 118,502.12, 177,717.05 and 62,311.74 is: 93,448.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,502.12 : 177,717.05 = 62,311.74 : x
  2. Step 2: Convert to fraction form
    118,502.12/177,717.05 = 62,311.74/x
  3. Step 3: Cross multiply
    118,502.12x = 177,717.05 × 62,311.74
  4. Step 4: Simplify right side
    118,502.12x = 11,073,858,301.61
  5. Step 5: Solve for x
    x = 11,073,858,301.61/118,502.12
  6. Step 6: Final answer
    x = 93,448.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.