Home / 87,219.40-130,829.10-62,336.20

Finding the Fourth Proportional to 87,219.40, 130,829.10 and 62,336.20

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Solution

The fourth proportional to 87,219.40, 130,829.10 and 62,336.20 is: 93,504.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,219.40 : 130,829.10 = 62,336.20 : x
  2. Step 2: Convert to fraction form
    87,219.40/130,829.10 = 62,336.20/x
  3. Step 3: Cross multiply
    87,219.40x = 130,829.10 × 62,336.20
  4. Step 4: Simplify right side
    87,219.40x = 8,155,388,943.42
  5. Step 5: Solve for x
    x = 8,155,388,943.42/87,219.40
  6. Step 6: Final answer
    x = 93,504.30

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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.