Home / 85,282.16-127,929.38-26,110.13

Finding the Fourth Proportional to 85,282.16, 127,929.38 and 26,110.13

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Solution

The fourth proportional to 85,282.16, 127,929.38 and 26,110.13 is: 39,167.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,282.16 : 127,929.38 = 26,110.13 : x
  2. Step 2: Convert to fraction form
    85,282.16/127,929.38 = 26,110.13/x
  3. Step 3: Cross multiply
    85,282.16x = 127,929.38 × 26,110.13
  4. Step 4: Simplify right side
    85,282.16x = 3,340,251,972.42
  5. Step 5: Solve for x
    x = 3,340,251,972.42/85,282.16
  6. Step 6: Final answer
    x = 39,167.07

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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.