Home / 85,238.68-127,872.32-26,060.48

Finding the Fourth Proportional to 85,238.68, 127,872.32 and 26,060.48

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Solution

The fourth proportional to 85,238.68, 127,872.32 and 26,060.48 is: 39,095.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,238.68 : 127,872.32 = 26,060.48 : x
  2. Step 2: Convert to fraction form
    85,238.68/127,872.32 = 26,060.48/x
  3. Step 3: Cross multiply
    85,238.68x = 127,872.32 × 26,060.48
  4. Step 4: Simplify right side
    85,238.68x = 3,332,414,613.64
  5. Step 5: Solve for x
    x = 3,332,414,613.64/85,238.68
  6. Step 6: Final answer
    x = 39,095.10

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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.