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Finding the Fourth Proportional to 329,715.30, 494,524.35 and 93,081.90

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Solution

The fourth proportional to 329,715.30, 494,524.35 and 93,081.90 is: 139,609.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,715.30 : 494,524.35 = 93,081.90 : x
  2. Step 2: Convert to fraction form
    329,715.30/494,524.35 = 93,081.90/x
  3. Step 3: Cross multiply
    329,715.30x = 494,524.35 × 93,081.90
  4. Step 4: Simplify right side
    329,715.30x = 46,031,266,094.27
  5. Step 5: Solve for x
    x = 46,031,266,094.27/329,715.30
  6. Step 6: Final answer
    x = 139,609.13

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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.