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Finding the Fourth Proportional to 71,654.01, 107,482.07 and 27,283.22

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Solution

The fourth proportional to 71,654.01, 107,482.07 and 27,283.22 is: 40,925.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,654.01 : 107,482.07 = 27,283.22 : x
  2. Step 2: Convert to fraction form
    71,654.01/107,482.07 = 27,283.22/x
  3. Step 3: Cross multiply
    71,654.01x = 107,482.07 × 27,283.22
  4. Step 4: Simplify right side
    71,654.01x = 2,932,456,961.87
  5. Step 5: Solve for x
    x = 2,932,456,961.87/71,654.01
  6. Step 6: Final answer
    x = 40,925.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.