Home / 84,734.76-127,105.46-25,570.44

Finding the Fourth Proportional to 84,734.76, 127,105.46 and 25,570.44

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Solution

The fourth proportional to 84,734.76, 127,105.46 and 25,570.44 is: 38,356.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,734.76 : 127,105.46 = 25,570.44 : x
  2. Step 2: Convert to fraction form
    84,734.76/127,105.46 = 25,570.44/x
  3. Step 3: Cross multiply
    84,734.76x = 127,105.46 × 25,570.44
  4. Step 4: Simplify right side
    84,734.76x = 3,250,142,410.75
  5. Step 5: Solve for x
    x = 3,250,142,410.75/84,734.76
  6. Step 6: Final answer
    x = 38,356.66

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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.