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Finding the Fourth Proportional to 71,994.88, 107,991.86 and 24,587.10

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Solution

The fourth proportional to 71,994.88, 107,991.86 and 24,587.10 is: 36,880.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,994.88 : 107,991.86 = 24,587.10 : x
  2. Step 2: Convert to fraction form
    71,994.88/107,991.86 = 24,587.10/x
  3. Step 3: Cross multiply
    71,994.88x = 107,991.86 × 24,587.10
  4. Step 4: Simplify right side
    71,994.88x = 2,655,206,661.01
  5. Step 5: Solve for x
    x = 2,655,206,661.01/71,994.88
  6. Step 6: Final answer
    x = 36,880.49

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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.