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Finding the Fourth Proportional to 52,990.92, 79,484.04 and 32,170.68

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Solution

The fourth proportional to 52,990.92, 79,484.04 and 32,170.68 is: 48,254.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,990.92 : 79,484.04 = 32,170.68 : x
  2. Step 2: Convert to fraction form
    52,990.92/79,484.04 = 32,170.68/x
  3. Step 3: Cross multiply
    52,990.92x = 79,484.04 × 32,170.68
  4. Step 4: Simplify right side
    52,990.92x = 2,557,055,615.95
  5. Step 5: Solve for x
    x = 2,557,055,615.95/52,990.92
  6. Step 6: Final answer
    x = 48,254.60

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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.