Home / 67,565.17-93,239.88-40,708.81

Finding the Fourth Proportional to 67,565.17, 93,239.88 and 40,708.81

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Solution

The fourth proportional to 67,565.17, 93,239.88 and 40,708.81 is: 56,178.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,565.17 : 93,239.88 = 40,708.81 : x
  2. Step 2: Convert to fraction form
    67,565.17/93,239.88 = 40,708.81/x
  3. Step 3: Cross multiply
    67,565.17x = 93,239.88 × 40,708.81
  4. Step 4: Simplify right side
    67,565.17x = 3,795,684,559.34
  5. Step 5: Solve for x
    x = 3,795,684,559.34/67,565.17
  6. Step 6: Final answer
    x = 56,178.12

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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.