Home / 129,582-194,376.03-34,812.30

Finding the Fourth Proportional to 129,582, 194,376.03 and 34,812.30

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Solution

The fourth proportional to 129,582, 194,376.03 and 34,812.30 is: 52,219.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,582 : 194,376.03 = 34,812.30 : x
  2. Step 2: Convert to fraction form
    129,582/194,376.03 = 34,812.30/x
  3. Step 3: Cross multiply
    129,582x = 194,376.03 × 34,812.30
  4. Step 4: Simplify right side
    129,582x = 6,766,676,669.17
  5. Step 5: Solve for x
    x = 6,766,676,669.17/129,582
  6. Step 6: Final answer
    x = 52,219.26

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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.