Home / 84,449.04-126,673.44-40,051.56

Finding the Fourth Proportional to 84,449.04, 126,673.44 and 40,051.56

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Solution

The fourth proportional to 84,449.04, 126,673.44 and 40,051.56 is: 60,077.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,449.04 : 126,673.44 = 40,051.56 : x
  2. Step 2: Convert to fraction form
    84,449.04/126,673.44 = 40,051.56/x
  3. Step 3: Cross multiply
    84,449.04x = 126,673.44 × 40,051.56
  4. Step 4: Simplify right side
    84,449.04x = 5,073,468,882.57
  5. Step 5: Solve for x
    x = 5,073,468,882.57/84,449.04
  6. Step 6: Final answer
    x = 60,077.28

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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.