Home / 84,724.70-127,087.96-25,560.88

Finding the Fourth Proportional to 84,724.70, 127,087.96 and 25,560.88

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Solution

The fourth proportional to 84,724.70, 127,087.96 and 25,560.88 is: 38,341.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,724.70 : 127,087.96 = 25,560.88 : x
  2. Step 2: Convert to fraction form
    84,724.70/127,087.96 = 25,560.88/x
  3. Step 3: Cross multiply
    84,724.70x = 127,087.96 × 25,560.88
  4. Step 4: Simplify right side
    84,724.70x = 3,248,479,967.20
  5. Step 5: Solve for x
    x = 3,248,479,967.20/84,724.70
  6. Step 6: Final answer
    x = 38,341.60

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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.