Home / 85,325.04-127,976.31-25,352.28

Finding the Fourth Proportional to 85,325.04, 127,976.31 and 25,352.28

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Solution

The fourth proportional to 85,325.04, 127,976.31 and 25,352.28 is: 38,025.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,325.04 : 127,976.31 = 25,352.28 : x
  2. Step 2: Convert to fraction form
    85,325.04/127,976.31 = 25,352.28/x
  3. Step 3: Cross multiply
    85,325.04x = 127,976.31 × 25,352.28
  4. Step 4: Simplify right side
    85,325.04x = 3,244,491,244.49
  5. Step 5: Solve for x
    x = 3,244,491,244.49/85,325.04
  6. Step 6: Final answer
    x = 38,025.08

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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.