Home / 104,470.27-144,169.73-56,723.65

Finding the Fourth Proportional to 104,470.27, 144,169.73 and 56,723.65

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Solution

The fourth proportional to 104,470.27, 144,169.73 and 56,723.65 is: 78,279.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,470.27 : 144,169.73 = 56,723.65 : x
  2. Step 2: Convert to fraction form
    104,470.27/144,169.73 = 56,723.65/x
  3. Step 3: Cross multiply
    104,470.27x = 144,169.73 × 56,723.65
  4. Step 4: Simplify right side
    104,470.27x = 8,177,833,305.11
  5. Step 5: Solve for x
    x = 8,177,833,305.11/104,470.27
  6. Step 6: Final answer
    x = 78,279.05

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1.5x scale

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.