Home / 60,234.12-90,321.12-35,280.36

Finding the Fourth Proportional to 60,234.12, 90,321.12 and 35,280.36

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Solution

The fourth proportional to 60,234.12, 90,321.12 and 35,280.36 is: 52,902.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,234.12 : 90,321.12 = 35,280.36 : x
  2. Step 2: Convert to fraction form
    60,234.12/90,321.12 = 35,280.36/x
  3. Step 3: Cross multiply
    60,234.12x = 90,321.12 × 35,280.36
  4. Step 4: Simplify right side
    60,234.12x = 3,186,561,629.20
  5. Step 5: Solve for x
    x = 3,186,561,629.20/60,234.12
  6. Step 6: Final answer
    x = 52,902.93

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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.