Home / 96,115.10-143,999.85-82,291.10

Finding the Fourth Proportional to 96,115.10, 143,999.85 and 82,291.10

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Solution

The fourth proportional to 96,115.10, 143,999.85 and 82,291.10 is: 123,288.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,115.10 : 143,999.85 = 82,291.10 : x
  2. Step 2: Convert to fraction form
    96,115.10/143,999.85 = 82,291.10/x
  3. Step 3: Cross multiply
    96,115.10x = 143,999.85 × 82,291.10
  4. Step 4: Simplify right side
    96,115.10x = 11,849,906,056.34
  5. Step 5: Solve for x
    x = 11,849,906,056.34/96,115.10
  6. Step 6: Final answer
    x = 123,288.70

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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.