Home / 77,729.92-107,267.52-44,196.16

Finding the Fourth Proportional to 77,729.92, 107,267.52 and 44,196.16

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Solution

The fourth proportional to 77,729.92, 107,267.52 and 44,196.16 is: 60,990.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,729.92 : 107,267.52 = 44,196.16 : x
  2. Step 2: Convert to fraction form
    77,729.92/107,267.52 = 44,196.16/x
  3. Step 3: Cross multiply
    77,729.92x = 107,267.52 × 44,196.16
  4. Step 4: Simplify right side
    77,729.92x = 4,740,812,476.72
  5. Step 5: Solve for x
    x = 4,740,812,476.72/77,729.92
  6. Step 6: Final answer
    x = 60,990.83

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1.5x scale

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.