Home / 80,926.59-111,693.13-50,737.79

Finding the Fourth Proportional to 80,926.59, 111,693.13 and 50,737.79

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Solution

The fourth proportional to 80,926.59, 111,693.13 and 50,737.79 is: 70,027.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,926.59 : 111,693.13 = 50,737.79 : x
  2. Step 2: Convert to fraction form
    80,926.59/111,693.13 = 50,737.79/x
  3. Step 3: Cross multiply
    80,926.59x = 111,693.13 × 50,737.79
  4. Step 4: Simplify right side
    80,926.59x = 5,667,062,726.77
  5. Step 5: Solve for x
    x = 5,667,062,726.77/80,926.59
  6. Step 6: Final answer
    x = 70,027.20

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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.