Home / 155,432.67-233,149.05-43,141.16

Finding the Fourth Proportional to 155,432.67, 233,149.05 and 43,141.16

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Solution

The fourth proportional to 155,432.67, 233,149.05 and 43,141.16 is: 64,711.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,432.67 : 233,149.05 = 43,141.16 : x
  2. Step 2: Convert to fraction form
    155,432.67/233,149.05 = 43,141.16/x
  3. Step 3: Cross multiply
    155,432.67x = 233,149.05 × 43,141.16
  4. Step 4: Simplify right side
    155,432.67x = 10,058,319,304.15
  5. Step 5: Solve for x
    x = 10,058,319,304.15/155,432.67
  6. Step 6: Final answer
    x = 64,711.74

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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.