Home / 40,042.20-60,209.10-39,167.40

Finding the Fourth Proportional to 40,042.20, 60,209.10 and 39,167.40

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Solution

The fourth proportional to 40,042.20, 60,209.10 and 39,167.40 is: 58,893.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,042.20 : 60,209.10 = 39,167.40 : x
  2. Step 2: Convert to fraction form
    40,042.20/60,209.10 = 39,167.40/x
  3. Step 3: Cross multiply
    40,042.20x = 60,209.10 × 39,167.40
  4. Step 4: Simplify right side
    40,042.20x = 2,358,233,903.34
  5. Step 5: Solve for x
    x = 2,358,233,903.34/40,042.20
  6. Step 6: Final answer
    x = 58,893.71

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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.