Home / 202,098.12-303,148.20-52,327.92

Finding the Fourth Proportional to 202,098.12, 303,148.20 and 52,327.92

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Solution

The fourth proportional to 202,098.12, 303,148.20 and 52,327.92 is: 78,492.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,098.12 : 303,148.20 = 52,327.92 : x
  2. Step 2: Convert to fraction form
    202,098.12/303,148.20 = 52,327.92/x
  3. Step 3: Cross multiply
    202,098.12x = 303,148.20 × 52,327.92
  4. Step 4: Simplify right side
    202,098.12x = 15,863,114,757.74
  5. Step 5: Solve for x
    x = 15,863,114,757.74/202,098.12
  6. Step 6: Final answer
    x = 78,492.14

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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.