Home / 155,638.88-233,084.06-88,876.65

Finding the Fourth Proportional to 155,638.88, 233,084.06 and 88,876.65

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Solution

The fourth proportional to 155,638.88, 233,084.06 and 88,876.65 is: 133,101.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,638.88 : 233,084.06 = 88,876.65 : x
  2. Step 2: Convert to fraction form
    155,638.88/233,084.06 = 88,876.65/x
  3. Step 3: Cross multiply
    155,638.88x = 233,084.06 × 88,876.65
  4. Step 4: Simplify right side
    155,638.88x = 20,715,731,684.10
  5. Step 5: Solve for x
    x = 20,715,731,684.10/155,638.88
  6. Step 6: Final answer
    x = 133,101.27

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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.