Home / 84,753.24-127,080.42-25,571.16

Finding the Fourth Proportional to 84,753.24, 127,080.42 and 25,571.16

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Solution

The fourth proportional to 84,753.24, 127,080.42 and 25,571.16 is: 38,341.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,753.24 : 127,080.42 = 25,571.16 : x
  2. Step 2: Convert to fraction form
    84,753.24/127,080.42 = 25,571.16/x
  3. Step 3: Cross multiply
    84,753.24x = 127,080.42 × 25,571.16
  4. Step 4: Simplify right side
    84,753.24x = 3,249,593,752.69
  5. Step 5: Solve for x
    x = 3,249,593,752.69/84,753.24
  6. Step 6: Final answer
    x = 38,341.82

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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.