Home / 134,002.92-184,926.18-77,419.24

Finding the Fourth Proportional to 134,002.92, 184,926.18 and 77,419.24

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Solution

The fourth proportional to 134,002.92, 184,926.18 and 77,419.24 is: 106,839.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,002.92 : 184,926.18 = 77,419.24 : x
  2. Step 2: Convert to fraction form
    134,002.92/184,926.18 = 77,419.24/x
  3. Step 3: Cross multiply
    134,002.92x = 184,926.18 × 77,419.24
  4. Step 4: Simplify right side
    134,002.92x = 14,316,844,311.70
  5. Step 5: Solve for x
    x = 14,316,844,311.70/134,002.92
  6. Step 6: Final answer
    x = 106,839.79

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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.