Home / 155,791.29-233,593.44-71,445.81

Finding the Fourth Proportional to 155,791.29, 233,593.44 and 71,445.81

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Solution

The fourth proportional to 155,791.29, 233,593.44 and 71,445.81 is: 107,125.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,791.29 : 233,593.44 = 71,445.81 : x
  2. Step 2: Convert to fraction form
    155,791.29/233,593.44 = 71,445.81/x
  3. Step 3: Cross multiply
    155,791.29x = 233,593.44 × 71,445.81
  4. Step 4: Simplify right side
    155,791.29x = 16,689,272,531.49
  5. Step 5: Solve for x
    x = 16,689,272,531.49/155,791.29
  6. Step 6: Final answer
    x = 107,125.84

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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.