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Finding the Fourth Proportional to 60,164.52, 82,976.85 and 45,093.12

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Solution

The fourth proportional to 60,164.52, 82,976.85 and 45,093.12 is: 62,190.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,164.52 : 82,976.85 = 45,093.12 : x
  2. Step 2: Convert to fraction form
    60,164.52/82,976.85 = 45,093.12/x
  3. Step 3: Cross multiply
    60,164.52x = 82,976.85 × 45,093.12
  4. Step 4: Simplify right side
    60,164.52x = 3,741,685,054.27
  5. Step 5: Solve for x
    x = 3,741,685,054.27/60,164.52
  6. Step 6: Final answer
    x = 62,190.89

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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.