Home / 155,250.46-232,680.85-66,399.50

Finding the Fourth Proportional to 155,250.46, 232,680.85 and 66,399.50

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Solution

The fourth proportional to 155,250.46, 232,680.85 and 66,399.50 is: 99,515.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,250.46 : 232,680.85 = 66,399.50 : x
  2. Step 2: Convert to fraction form
    155,250.46/232,680.85 = 66,399.50/x
  3. Step 3: Cross multiply
    155,250.46x = 232,680.85 × 66,399.50
  4. Step 4: Simplify right side
    155,250.46x = 15,449,892,099.58
  5. Step 5: Solve for x
    x = 15,449,892,099.58/155,250.46
  6. Step 6: Final answer
    x = 99,515.92

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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.