Home / 84,824.20-127,236.30-25,701.40

Finding the Fourth Proportional to 84,824.20, 127,236.30 and 25,701.40

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Solution

The fourth proportional to 84,824.20, 127,236.30 and 25,701.40 is: 38,552.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,824.20 : 127,236.30 = 25,701.40 : x
  2. Step 2: Convert to fraction form
    84,824.20/127,236.30 = 25,701.40/x
  3. Step 3: Cross multiply
    84,824.20x = 127,236.30 × 25,701.40
  4. Step 4: Simplify right side
    84,824.20x = 3,270,151,040.82
  5. Step 5: Solve for x
    x = 3,270,151,040.82/84,824.20
  6. Step 6: Final answer
    x = 38,552.10

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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.