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Finding the Fourth Proportional to 60,255.64, 83,151.78 and 33,031.54

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Solution

The fourth proportional to 60,255.64, 83,151.78 and 33,031.54 is: 45,582.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,255.64 : 83,151.78 = 33,031.54 : x
  2. Step 2: Convert to fraction form
    60,255.64/83,151.78 = 33,031.54/x
  3. Step 3: Cross multiply
    60,255.64x = 83,151.78 × 33,031.54
  4. Step 4: Simplify right side
    60,255.64x = 2,746,631,347.14
  5. Step 5: Solve for x
    x = 2,746,631,347.14/60,255.64
  6. Step 6: Final answer
    x = 45,582.98

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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.