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Finding the Fourth Proportional to 60,169.64, 83,031.28 and 36,290.84

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Solution

The fourth proportional to 60,169.64, 83,031.28 and 36,290.84 is: 50,079.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,169.64 : 83,031.28 = 36,290.84 : x
  2. Step 2: Convert to fraction form
    60,169.64/83,031.28 = 36,290.84/x
  3. Step 3: Cross multiply
    60,169.64x = 83,031.28 × 36,290.84
  4. Step 4: Simplify right side
    60,169.64x = 3,013,274,391.59
  5. Step 5: Solve for x
    x = 3,013,274,391.59/60,169.64
  6. Step 6: Final answer
    x = 50,079.65

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1.5x scale

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.