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Finding the Fourth Proportional to 58,345.92, 80,517.60 and 33,194.88

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Solution

The fourth proportional to 58,345.92, 80,517.60 and 33,194.88 is: 45,809.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,345.92 : 80,517.60 = 33,194.88 : x
  2. Step 2: Convert to fraction form
    58,345.92/80,517.60 = 33,194.88/x
  3. Step 3: Cross multiply
    58,345.92x = 80,517.60 × 33,194.88
  4. Step 4: Simplify right side
    58,345.92x = 2,672,772,069.89
  5. Step 5: Solve for x
    x = 2,672,772,069.89/58,345.92
  6. Step 6: Final answer
    x = 45,809.07

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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.