Home / 219,345.44-302,691.16-122,550.04

Finding the Fourth Proportional to 219,345.44, 302,691.16 and 122,550.04

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Solution

The fourth proportional to 219,345.44, 302,691.16 and 122,550.04 is: 169,115.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,345.44 : 302,691.16 = 122,550.04 : x
  2. Step 2: Convert to fraction form
    219,345.44/302,691.16 = 122,550.04/x
  3. Step 3: Cross multiply
    219,345.44x = 302,691.16 × 122,550.04
  4. Step 4: Simplify right side
    219,345.44x = 37,094,813,765.65
  5. Step 5: Solve for x
    x = 37,094,813,765.65/219,345.44
  6. Step 6: Final answer
    x = 169,115.96

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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.