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Finding the Fourth Proportional to 162,774.39, 244,319.40 and 78,593.94

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Solution

The fourth proportional to 162,774.39, 244,319.40 and 78,593.94 is: 117,967.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,774.39 : 244,319.40 = 78,593.94 : x
  2. Step 2: Convert to fraction form
    162,774.39/244,319.40 = 78,593.94/x
  3. Step 3: Cross multiply
    162,774.39x = 244,319.40 × 78,593.94
  4. Step 4: Simplify right side
    162,774.39x = 19,202,024,264.44
  5. Step 5: Solve for x
    x = 19,202,024,264.44/162,774.39
  6. Step 6: Final answer
    x = 117,967.11

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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.