Home / 77,723.70-116,585.55-59,061.30

Finding the Fourth Proportional to 77,723.70, 116,585.55 and 59,061.30

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Solution

The fourth proportional to 77,723.70, 116,585.55 and 59,061.30 is: 88,591.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,723.70 : 116,585.55 = 59,061.30 : x
  2. Step 2: Convert to fraction form
    77,723.70/116,585.55 = 59,061.30/x
  3. Step 3: Cross multiply
    77,723.70x = 116,585.55 × 59,061.30
  4. Step 4: Simplify right side
    77,723.70x = 6,885,694,144.22
  5. Step 5: Solve for x
    x = 6,885,694,144.22/77,723.70
  6. Step 6: Final answer
    x = 88,591.95

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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.