Home / 87,332.10-130,998.15-50,007.30

Finding the Fourth Proportional to 87,332.10, 130,998.15 and 50,007.30

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Solution

The fourth proportional to 87,332.10, 130,998.15 and 50,007.30 is: 75,010.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,332.10 : 130,998.15 = 50,007.30 : x
  2. Step 2: Convert to fraction form
    87,332.10/130,998.15 = 50,007.30/x
  3. Step 3: Cross multiply
    87,332.10x = 130,998.15 × 50,007.30
  4. Step 4: Simplify right side
    87,332.10x = 6,550,863,786.50
  5. Step 5: Solve for x
    x = 6,550,863,786.50/87,332.10
  6. Step 6: Final answer
    x = 75,010.95

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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.