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Finding the Fourth Proportional to 293,057.51, 439,581.46 and 93,375.19

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Solution

The fourth proportional to 293,057.51, 439,581.46 and 93,375.19 is: 140,061.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,057.51 : 439,581.46 = 93,375.19 : x
  2. Step 2: Convert to fraction form
    293,057.51/439,581.46 = 93,375.19/x
  3. Step 3: Cross multiply
    293,057.51x = 439,581.46 × 93,375.19
  4. Step 4: Simplify right side
    293,057.51x = 41,046,002,347.98
  5. Step 5: Solve for x
    x = 41,046,002,347.98/293,057.51
  6. Step 6: Final answer
    x = 140,061.25

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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.