Home / 129,519.29-194,277.81-36,024.77

Finding the Fourth Proportional to 129,519.29, 194,277.81 and 36,024.77

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Solution

The fourth proportional to 129,519.29, 194,277.81 and 36,024.77 is: 54,036.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,519.29 : 194,277.81 = 36,024.77 : x
  2. Step 2: Convert to fraction form
    129,519.29/194,277.81 = 36,024.77/x
  3. Step 3: Cross multiply
    129,519.29x = 194,277.81 × 36,024.77
  4. Step 4: Simplify right side
    129,519.29x = 6,998,813,421.35
  5. Step 5: Solve for x
    x = 6,998,813,421.35/129,519.29
  6. Step 6: Final answer
    x = 54,036.84

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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.