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Finding the Fourth Proportional to 61,923.72, 85,452.39 and 35,060.88

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Solution

The fourth proportional to 61,923.72, 85,452.39 and 35,060.88 is: 48,382.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,923.72 : 85,452.39 = 35,060.88 : x
  2. Step 2: Convert to fraction form
    61,923.72/85,452.39 = 35,060.88/x
  3. Step 3: Cross multiply
    61,923.72x = 85,452.39 × 35,060.88
  4. Step 4: Simplify right side
    61,923.72x = 2,996,035,991.50
  5. Step 5: Solve for x
    x = 2,996,035,991.50/61,923.72
  6. Step 6: Final answer
    x = 48,382.69

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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.