Home / 162,688.82-243,943.92-50,337.77

Finding the Fourth Proportional to 162,688.82, 243,943.92 and 50,337.77

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Solution

The fourth proportional to 162,688.82, 243,943.92 and 50,337.77 is: 75,479.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,688.82 : 243,943.92 = 50,337.77 : x
  2. Step 2: Convert to fraction form
    162,688.82/243,943.92 = 50,337.77/x
  3. Step 3: Cross multiply
    162,688.82x = 243,943.92 × 50,337.77
  4. Step 4: Simplify right side
    162,688.82x = 12,279,591,718.14
  5. Step 5: Solve for x
    x = 12,279,591,718.14/162,688.82
  6. Step 6: Final answer
    x = 75,479.02

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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.