Home / 95,155.86-142,689.06-55,186.20

Finding the Fourth Proportional to 95,155.86, 142,689.06 and 55,186.20

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Solution

The fourth proportional to 95,155.86, 142,689.06 and 55,186.20 is: 82,753.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,155.86 : 142,689.06 = 55,186.20 : x
  2. Step 2: Convert to fraction form
    95,155.86/142,689.06 = 55,186.20/x
  3. Step 3: Cross multiply
    95,155.86x = 142,689.06 × 55,186.20
  4. Step 4: Simplify right side
    95,155.86x = 7,874,467,002.97
  5. Step 5: Solve for x
    x = 7,874,467,002.97/95,155.86
  6. Step 6: Final answer
    x = 82,753.36

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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.