Home / 85,339.04-127,997.28-25,366.28

Finding the Fourth Proportional to 85,339.04, 127,997.28 and 25,366.28

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Solution

The fourth proportional to 85,339.04, 127,997.28 and 25,366.28 is: 38,046.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,339.04 : 127,997.28 = 25,366.28 : x
  2. Step 2: Convert to fraction form
    85,339.04/127,997.28 = 25,366.28/x
  3. Step 3: Cross multiply
    85,339.04x = 127,997.28 × 25,366.28
  4. Step 4: Simplify right side
    85,339.04x = 3,246,814,843.72
  5. Step 5: Solve for x
    x = 3,246,814,843.72/85,339.04
  6. Step 6: Final answer
    x = 38,046.07

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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.