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Finding the Fourth Proportional to 275,587.57, 413,274.73 and 107,085.71

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Solution

The fourth proportional to 275,587.57, 413,274.73 and 107,085.71 is: 160,587.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,587.57 : 413,274.73 = 107,085.71 : x
  2. Step 2: Convert to fraction form
    275,587.57/413,274.73 = 107,085.71/x
  3. Step 3: Cross multiply
    275,587.57x = 413,274.73 × 107,085.71
  4. Step 4: Simplify right side
    275,587.57x = 44,255,817,411.04
  5. Step 5: Solve for x
    x = 44,255,817,411.04/275,587.57
  6. Step 6: Final answer
    x = 160,587.13

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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.