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Finding the Fourth Proportional to 148,596.48, 222,842.88 and 65,445.12

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Solution

The fourth proportional to 148,596.48, 222,842.88 and 65,445.12 is: 98,144.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,596.48 : 222,842.88 = 65,445.12 : x
  2. Step 2: Convert to fraction form
    148,596.48/222,842.88 = 65,445.12/x
  3. Step 3: Cross multiply
    148,596.48x = 222,842.88 × 65,445.12
  4. Step 4: Simplify right side
    148,596.48x = 14,583,979,022.75
  5. Step 5: Solve for x
    x = 14,583,979,022.75/148,596.48
  6. Step 6: Final answer
    x = 98,144.85

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1.5x scale

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.