Home / 155,999.46-234,038.25-89,514.66

Finding the Fourth Proportional to 155,999.46, 234,038.25 and 89,514.66

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Solution

The fourth proportional to 155,999.46, 234,038.25 and 89,514.66 is: 134,294.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,999.46 : 234,038.25 = 89,514.66 : x
  2. Step 2: Convert to fraction form
    155,999.46/234,038.25 = 89,514.66/x
  3. Step 3: Cross multiply
    155,999.46x = 234,038.25 × 89,514.66
  4. Step 4: Simplify right side
    155,999.46x = 20,949,854,375.75
  5. Step 5: Solve for x
    x = 20,949,854,375.75/155,999.46
  6. Step 6: Final answer
    x = 134,294.40

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1.5x scale

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.