Home / 129,144.08-193,715.82-34,374.27

Finding the Fourth Proportional to 129,144.08, 193,715.82 and 34,374.27

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Solution

The fourth proportional to 129,144.08, 193,715.82 and 34,374.27 is: 51,561.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,144.08 : 193,715.82 = 34,374.27 : x
  2. Step 2: Convert to fraction form
    129,144.08/193,715.82 = 34,374.27/x
  3. Step 3: Cross multiply
    129,144.08x = 193,715.82 × 34,374.27
  4. Step 4: Simplify right side
    129,144.08x = 6,658,839,899.95
  5. Step 5: Solve for x
    x = 6,658,839,899.95/129,144.08
  6. Step 6: Final answer
    x = 51,561.33

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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.