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Finding the Fourth Proportional to 225,746.76, 338,616.69 and 54,970.07

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Solution

The fourth proportional to 225,746.76, 338,616.69 and 54,970.07 is: 82,454.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,746.76 : 338,616.69 = 54,970.07 : x
  2. Step 2: Convert to fraction form
    225,746.76/338,616.69 = 54,970.07/x
  3. Step 3: Cross multiply
    225,746.76x = 338,616.69 × 54,970.07
  4. Step 4: Simplify right side
    225,746.76x = 18,613,783,152.47
  5. Step 5: Solve for x
    x = 18,613,783,152.47/225,746.76
  6. Step 6: Final answer
    x = 82,454.26

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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.