Home / 129,325.17-194,035.14-54,464.16

Finding the Fourth Proportional to 129,325.17, 194,035.14 and 54,464.16

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Solution

The fourth proportional to 129,325.17, 194,035.14 and 54,464.16 is: 81,716.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,325.17 : 194,035.14 = 54,464.16 : x
  2. Step 2: Convert to fraction form
    129,325.17/194,035.14 = 54,464.16/x
  3. Step 3: Cross multiply
    129,325.17x = 194,035.14 × 54,464.16
  4. Step 4: Simplify right side
    129,325.17x = 10,567,960,910.58
  5. Step 5: Solve for x
    x = 10,567,960,910.58/129,325.17
  6. Step 6: Final answer
    x = 81,716.20

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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.