Home / 99,190.54-148,769.40-32,631.52

Finding the Fourth Proportional to 99,190.54, 148,769.40 and 32,631.52

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Solution

The fourth proportional to 99,190.54, 148,769.40 and 32,631.52 is: 48,941.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,190.54 : 148,769.40 = 32,631.52 : x
  2. Step 2: Convert to fraction form
    99,190.54/148,769.40 = 32,631.52/x
  3. Step 3: Cross multiply
    99,190.54x = 148,769.40 × 32,631.52
  4. Step 4: Simplify right side
    99,190.54x = 4,854,571,651.49
  5. Step 5: Solve for x
    x = 4,854,571,651.49/99,190.54
  6. Step 6: Final answer
    x = 48,941.88

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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.