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Finding the Fourth Proportional to 83,477.66, 125,132.66 and 41,388.33

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Solution

The fourth proportional to 83,477.66, 125,132.66 and 41,388.33 is: 62,040.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,477.66 : 125,132.66 = 41,388.33 : x
  2. Step 2: Convert to fraction form
    83,477.66/125,132.66 = 41,388.33/x
  3. Step 3: Cross multiply
    83,477.66x = 125,132.66 × 41,388.33
  4. Step 4: Simplify right side
    83,477.66x = 5,179,031,618.92
  5. Step 5: Solve for x
    x = 5,179,031,618.92/83,477.66
  6. Step 6: Final answer
    x = 62,040.93

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1.5x scale

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.