Home / 52,808.68-79,189.35-31,471.47

Finding the Fourth Proportional to 52,808.68, 79,189.35 and 31,471.47

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Solution

The fourth proportional to 52,808.68, 79,189.35 and 31,471.47 is: 47,193.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,808.68 : 79,189.35 = 31,471.47 : x
  2. Step 2: Convert to fraction form
    52,808.68/79,189.35 = 31,471.47/x
  3. Step 3: Cross multiply
    52,808.68x = 79,189.35 × 31,471.47
  4. Step 4: Simplify right side
    52,808.68x = 2,492,205,468.91
  5. Step 5: Solve for x
    x = 2,492,205,468.91/52,808.68
  6. Step 6: Final answer
    x = 47,193.10

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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.