Home / 87,067.27-130,600.93-57,478.18

Finding the Fourth Proportional to 87,067.27, 130,600.93 and 57,478.18

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Solution

The fourth proportional to 87,067.27, 130,600.93 and 57,478.18 is: 86,217.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,067.27 : 130,600.93 = 57,478.18 : x
  2. Step 2: Convert to fraction form
    87,067.27/130,600.93 = 57,478.18/x
  3. Step 3: Cross multiply
    87,067.27x = 130,600.93 × 57,478.18
  4. Step 4: Simplify right side
    87,067.27x = 7,506,703,762.71
  5. Step 5: Solve for x
    x = 7,506,703,762.71/87,067.27
  6. Step 6: Final answer
    x = 86,217.29

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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.