Home / 45,313.08-67,981.87-32,248.39

Finding the Fourth Proportional to 45,313.08, 67,981.87 and 32,248.39

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Solution

The fourth proportional to 45,313.08, 67,981.87 and 32,248.39 is: 48,381.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,313.08 : 67,981.87 = 32,248.39 : x
  2. Step 2: Convert to fraction form
    45,313.08/67,981.87 = 32,248.39/x
  3. Step 3: Cross multiply
    45,313.08x = 67,981.87 × 32,248.39
  4. Step 4: Simplify right side
    45,313.08x = 2,192,305,856.69
  5. Step 5: Solve for x
    x = 2,192,305,856.69/45,313.08
  6. Step 6: Final answer
    x = 48,381.30

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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.