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Finding the Fourth Proportional to 60,663.80, 83,712.49 and 35,168.18

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Solution

The fourth proportional to 60,663.80, 83,712.49 and 35,168.18 is: 48,530.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,663.80 : 83,712.49 = 35,168.18 : x
  2. Step 2: Convert to fraction form
    60,663.80/83,712.49 = 35,168.18/x
  3. Step 3: Cross multiply
    60,663.80x = 83,712.49 × 35,168.18
  4. Step 4: Simplify right side
    60,663.80x = 2,944,015,410.09
  5. Step 5: Solve for x
    x = 2,944,015,410.09/60,663.80
  6. Step 6: Final answer
    x = 48,530.02

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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.