Home / 146,451.41-219,598.09-66,445.71

Finding the Fourth Proportional to 146,451.41, 219,598.09 and 66,445.71

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Solution

The fourth proportional to 146,451.41, 219,598.09 and 66,445.71 is: 99,632.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,451.41 : 219,598.09 = 66,445.71 : x
  2. Step 2: Convert to fraction form
    146,451.41/219,598.09 = 66,445.71/x
  3. Step 3: Cross multiply
    146,451.41x = 219,598.09 × 66,445.71
  4. Step 4: Simplify right side
    146,451.41x = 14,591,350,632.71
  5. Step 5: Solve for x
    x = 14,591,350,632.71/146,451.41
  6. Step 6: Final answer
    x = 99,632.71

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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.