Home / 129,372.16-194,044.59-34,611.91

Finding the Fourth Proportional to 129,372.16, 194,044.59 and 34,611.91

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Solution

The fourth proportional to 129,372.16, 194,044.59 and 34,611.91 is: 51,914.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,372.16 : 194,044.59 = 34,611.91 : x
  2. Step 2: Convert to fraction form
    129,372.16/194,044.59 = 34,611.91/x
  3. Step 3: Cross multiply
    129,372.16x = 194,044.59 × 34,611.91
  4. Step 4: Simplify right side
    129,372.16x = 6,716,253,885.07
  5. Step 5: Solve for x
    x = 6,716,253,885.07/129,372.16
  6. Step 6: Final answer
    x = 51,914.21

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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.