Home / 85,330.08-127,997.07-22,152.69

Finding the Fourth Proportional to 85,330.08, 127,997.07 and 22,152.69

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Solution

The fourth proportional to 85,330.08, 127,997.07 and 22,152.69 is: 33,229.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,330.08 : 127,997.07 = 22,152.69 : x
  2. Step 2: Convert to fraction form
    85,330.08/127,997.07 = 22,152.69/x
  3. Step 3: Cross multiply
    85,330.08x = 127,997.07 × 22,152.69
  4. Step 4: Simplify right side
    85,330.08x = 2,835,479,412.62
  5. Step 5: Solve for x
    x = 2,835,479,412.62/85,330.08
  6. Step 6: Final answer
    x = 33,229.54

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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.