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Finding the Fourth Proportional to 161,319.25, 241,927.06 and 53,224.30

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Solution

The fourth proportional to 161,319.25, 241,927.06 and 53,224.30 is: 79,819.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,319.25 : 241,927.06 = 53,224.30 : x
  2. Step 2: Convert to fraction form
    161,319.25/241,927.06 = 53,224.30/x
  3. Step 3: Cross multiply
    161,319.25x = 241,927.06 × 53,224.30
  4. Step 4: Simplify right side
    161,319.25x = 12,876,398,419.56
  5. Step 5: Solve for x
    x = 12,876,398,419.56/161,319.25
  6. Step 6: Final answer
    x = 79,819.35

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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.