Home / 129,626.17-194,442.32-34,856.53

Finding the Fourth Proportional to 129,626.17, 194,442.32 and 34,856.53

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Solution

The fourth proportional to 129,626.17, 194,442.32 and 34,856.53 is: 52,285.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,626.17 : 194,442.32 = 34,856.53 : x
  2. Step 2: Convert to fraction form
    129,626.17/194,442.32 = 34,856.53/x
  3. Step 3: Cross multiply
    129,626.17x = 194,442.32 × 34,856.53
  4. Step 4: Simplify right side
    129,626.17x = 6,777,584,386.07
  5. Step 5: Solve for x
    x = 6,777,584,386.07/129,626.17
  6. Step 6: Final answer
    x = 52,285.62

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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.