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Finding the Fourth Proportional to 293,063.43, 439,590.34 and 93,381.11

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Solution

The fourth proportional to 293,063.43, 439,590.34 and 93,381.11 is: 140,070.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,063.43 : 439,590.34 = 93,381.11 : x
  2. Step 2: Convert to fraction form
    293,063.43/439,590.34 = 93,381.11/x
  3. Step 3: Cross multiply
    293,063.43x = 439,590.34 × 93,381.11
  4. Step 4: Simplify right side
    293,063.43x = 41,049,434,760.00
  5. Step 5: Solve for x
    x = 41,049,434,760.00/293,063.43
  6. Step 6: Final answer
    x = 140,070.14

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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.