Home / 145,740.27-218,616.17-40,568.43

Finding the Fourth Proportional to 145,740.27, 218,616.17 and 40,568.43

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Solution

The fourth proportional to 145,740.27, 218,616.17 and 40,568.43 is: 60,854.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,740.27 : 218,616.17 = 40,568.43 : x
  2. Step 2: Convert to fraction form
    145,740.27/218,616.17 = 40,568.43/x
  3. Step 3: Cross multiply
    145,740.27x = 218,616.17 × 40,568.43
  4. Step 4: Simplify right side
    145,740.27x = 8,868,914,586.67
  5. Step 5: Solve for x
    x = 8,868,914,586.67/145,740.27
  6. Step 6: Final answer
    x = 60,854.25

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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.