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Finding the Fourth Proportional to 148,600.61, 222,849.06 and 65,449.25

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Solution

The fourth proportional to 148,600.61, 222,849.06 and 65,449.25 is: 98,151.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,600.61 : 222,849.06 = 65,449.25 : x
  2. Step 2: Convert to fraction form
    148,600.61/222,849.06 = 65,449.25/x
  3. Step 3: Cross multiply
    148,600.61x = 222,849.06 × 65,449.25
  4. Step 4: Simplify right side
    148,600.61x = 14,585,302,725.96
  5. Step 5: Solve for x
    x = 14,585,302,725.96/148,600.61
  6. Step 6: Final answer
    x = 98,151.03

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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.