Home / 77,723.46-107,266.68-47,526.48

Finding the Fourth Proportional to 77,723.46, 107,266.68 and 47,526.48

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Solution

The fourth proportional to 77,723.46, 107,266.68 and 47,526.48 is: 65,591.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,723.46 : 107,266.68 = 47,526.48 : x
  2. Step 2: Convert to fraction form
    77,723.46/107,266.68 = 47,526.48/x
  3. Step 3: Cross multiply
    77,723.46x = 107,266.68 × 47,526.48
  4. Step 4: Simplify right side
    77,723.46x = 5,098,007,721.69
  5. Step 5: Solve for x
    x = 5,098,007,721.69/77,723.46
  6. Step 6: Final answer
    x = 65,591.62

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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.