Home / 121,752.72-182,612.06-41,789.44

Finding the Fourth Proportional to 121,752.72, 182,612.06 and 41,789.44

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Solution

The fourth proportional to 121,752.72, 182,612.06 and 41,789.44 is: 62,678.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,752.72 : 182,612.06 = 41,789.44 : x
  2. Step 2: Convert to fraction form
    121,752.72/182,612.06 = 41,789.44/x
  3. Step 3: Cross multiply
    121,752.72x = 182,612.06 × 41,789.44
  4. Step 4: Simplify right side
    121,752.72x = 7,631,255,724.65
  5. Step 5: Solve for x
    x = 7,631,255,724.65/121,752.72
  6. Step 6: Final answer
    x = 62,678.32

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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.