Home / 142,885.32-214,306.92-37,711.68

Finding the Fourth Proportional to 142,885.32, 214,306.92 and 37,711.68

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Solution

The fourth proportional to 142,885.32, 214,306.92 and 37,711.68 is: 56,561.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,885.32 : 214,306.92 = 37,711.68 : x
  2. Step 2: Convert to fraction form
    142,885.32/214,306.92 = 37,711.68/x
  3. Step 3: Cross multiply
    142,885.32x = 214,306.92 × 37,711.68
  4. Step 4: Simplify right side
    142,885.32x = 8,081,873,988.83
  5. Step 5: Solve for x
    x = 8,081,873,988.83/142,885.32
  6. Step 6: Final answer
    x = 56,561.96

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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.