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Finding the Fourth Proportional to 148,526.40, 222,734.72 and 64,298.88

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Solution

The fourth proportional to 148,526.40, 222,734.72 and 64,298.88 is: 96,424.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,526.40 : 222,734.72 = 64,298.88 : x
  2. Step 2: Convert to fraction form
    148,526.40/222,734.72 = 64,298.88/x
  3. Step 3: Cross multiply
    148,526.40x = 222,734.72 × 64,298.88
  4. Step 4: Simplify right side
    148,526.40x = 14,321,593,033.11
  5. Step 5: Solve for x
    x = 14,321,593,033.11/148,526.40
  6. Step 6: Final answer
    x = 96,424.56

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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.