Home / 40,125.20-60,130.20-29,512.40

Finding the Fourth Proportional to 40,125.20, 60,130.20 and 29,512.40

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Solution

The fourth proportional to 40,125.20, 60,130.20 and 29,512.40 is: 44,226.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,125.20 : 60,130.20 = 29,512.40 : x
  2. Step 2: Convert to fraction form
    40,125.20/60,130.20 = 29,512.40/x
  3. Step 3: Cross multiply
    40,125.20x = 60,130.20 × 29,512.40
  4. Step 4: Simplify right side
    40,125.20x = 1,774,586,514.48
  5. Step 5: Solve for x
    x = 1,774,586,514.48/40,125.20
  6. Step 6: Final answer
    x = 44,226.23

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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.