Home / 104,470.14-144,169.83-56,723.88

Finding the Fourth Proportional to 104,470.14, 144,169.83 and 56,723.88

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Solution

The fourth proportional to 104,470.14, 144,169.83 and 56,723.88 is: 78,279.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,470.14 : 144,169.83 = 56,723.88 : x
  2. Step 2: Convert to fraction form
    104,470.14/144,169.83 = 56,723.88/x
  3. Step 3: Cross multiply
    104,470.14x = 144,169.83 × 56,723.88
  4. Step 4: Simplify right side
    104,470.14x = 8,177,872,136.54
  5. Step 5: Solve for x
    x = 8,177,872,136.54/104,470.14
  6. Step 6: Final answer
    x = 78,279.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.