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Finding the Fourth Proportional to 161,188.41, 240,599.55 and 149,313

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Solution

The fourth proportional to 161,188.41, 240,599.55 and 149,313 is: 222,873.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,188.41 : 240,599.55 = 149,313 : x
  2. Step 2: Convert to fraction form
    161,188.41/240,599.55 = 149,313/x
  3. Step 3: Cross multiply
    161,188.41x = 240,599.55 × 149,313
  4. Step 4: Simplify right side
    161,188.41x = 35,924,640,609.15
  5. Step 5: Solve for x
    x = 35,924,640,609.15/161,188.41
  6. Step 6: Final answer
    x = 222,873.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.