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Finding the Fourth Proportional to 293,081.04, 439,616.76 and 93,398.76

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Solution

The fourth proportional to 293,081.04, 439,616.76 and 93,398.76 is: 140,096.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,081.04 : 439,616.76 = 93,398.76 : x
  2. Step 2: Convert to fraction form
    293,081.04/439,616.76 = 93,398.76/x
  3. Step 3: Cross multiply
    293,081.04x = 439,616.76 × 93,398.76
  4. Step 4: Simplify right side
    293,081.04x = 41,059,660,259.22
  5. Step 5: Solve for x
    x = 41,059,660,259.22/293,081.04
  6. Step 6: Final answer
    x = 140,096.61

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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.