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Finding the Fourth Proportional to 92,882.00, 139,205.75 and 50,674.11

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Solution

The fourth proportional to 92,882.00, 139,205.75 and 50,674.11 is: 75,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,882.00 : 139,205.75 = 50,674.11 : x
  2. Step 2: Convert to fraction form
    92,882.00/139,205.75 = 50,674.11/x
  3. Step 3: Cross multiply
    92,882.00x = 139,205.75 × 50,674.11
  4. Step 4: Simplify right side
    92,882.00x = 7,054,127,234.76
  5. Step 5: Solve for x
    x = 7,054,127,234.76/92,882.00
  6. Step 6: Final answer
    x = 75,947.20

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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.