Home / 145,781.27-218,684.43-40,600.24

Finding the Fourth Proportional to 145,781.27, 218,684.43 and 40,600.24

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Solution

The fourth proportional to 145,781.27, 218,684.43 and 40,600.24 is: 60,903.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,781.27 : 218,684.43 = 40,600.24 : x
  2. Step 2: Convert to fraction form
    145,781.27/218,684.43 = 40,600.24/x
  3. Step 3: Cross multiply
    145,781.27x = 218,684.43 × 40,600.24
  4. Step 4: Simplify right side
    145,781.27x = 8,878,639,147.34
  5. Step 5: Solve for x
    x = 8,878,639,147.34/145,781.27
  6. Step 6: Final answer
    x = 60,903.84

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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.