Home / 140,740.71-211,253.31-124,834.53

Finding the Fourth Proportional to 140,740.71, 211,253.31 and 124,834.53

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Solution

The fourth proportional to 140,740.71, 211,253.31 and 124,834.53 is: 187,377.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,740.71 : 211,253.31 = 124,834.53 : x
  2. Step 2: Convert to fraction form
    140,740.71/211,253.31 = 124,834.53/x
  3. Step 3: Cross multiply
    140,740.71x = 211,253.31 × 124,834.53
  4. Step 4: Simplify right side
    140,740.71x = 26,371,707,664.79
  5. Step 5: Solve for x
    x = 26,371,707,664.79/140,740.71
  6. Step 6: Final answer
    x = 187,377.96

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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.