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Finding the Fourth Proportional to 60,671.16, 83,723.92 and 33,812.24

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Solution

The fourth proportional to 60,671.16, 83,723.92 and 33,812.24 is: 46,659.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,671.16 : 83,723.92 = 33,812.24 : x
  2. Step 2: Convert to fraction form
    60,671.16/83,723.92 = 33,812.24/x
  3. Step 3: Cross multiply
    60,671.16x = 83,723.92 × 33,812.24
  4. Step 4: Simplify right side
    60,671.16x = 2,830,893,276.78
  5. Step 5: Solve for x
    x = 2,830,893,276.78/60,671.16
  6. Step 6: Final answer
    x = 46,659.62

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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.