Home / 87,204.02-130,715.31-40,418.42

Finding the Fourth Proportional to 87,204.02, 130,715.31 and 40,418.42

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Solution

The fourth proportional to 87,204.02, 130,715.31 and 40,418.42 is: 60,585.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,204.02 : 130,715.31 = 40,418.42 : x
  2. Step 2: Convert to fraction form
    87,204.02/130,715.31 = 40,418.42/x
  3. Step 3: Cross multiply
    87,204.02x = 130,715.31 × 40,418.42
  4. Step 4: Simplify right side
    87,204.02x = 5,283,306,300.01
  5. Step 5: Solve for x
    x = 5,283,306,300.01/87,204.02
  6. Step 6: Final answer
    x = 60,585.58

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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.