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Finding the Fourth Proportional to 62,073.48, 85,659.62 and 35,218.47

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Solution

The fourth proportional to 62,073.48, 85,659.62 and 35,218.47 is: 48,600.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,073.48 : 85,659.62 = 35,218.47 : x
  2. Step 2: Convert to fraction form
    62,073.48/85,659.62 = 35,218.47/x
  3. Step 3: Cross multiply
    62,073.48x = 85,659.62 × 35,218.47
  4. Step 4: Simplify right side
    62,073.48x = 3,016,800,581.09
  5. Step 5: Solve for x
    x = 3,016,800,581.09/62,073.48
  6. Step 6: Final answer
    x = 48,600.47

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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.