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Finding the Fourth Proportional to 162,859.10, 244,288.65 and 123,493.10

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Solution

The fourth proportional to 162,859.10, 244,288.65 and 123,493.10 is: 185,239.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,859.10 : 244,288.65 = 123,493.10 : x
  2. Step 2: Convert to fraction form
    162,859.10/244,288.65 = 123,493.10/x
  3. Step 3: Cross multiply
    162,859.10x = 244,288.65 × 123,493.10
  4. Step 4: Simplify right side
    162,859.10x = 30,167,962,683.32
  5. Step 5: Solve for x
    x = 30,167,962,683.32/162,859.10
  6. Step 6: Final answer
    x = 185,239.65

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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.