Home / 133,654.76-199,928.08-101,823.98

Finding the Fourth Proportional to 133,654.76, 199,928.08 and 101,823.98

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Solution

The fourth proportional to 133,654.76, 199,928.08 and 101,823.98 is: 152,313.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,654.76 : 199,928.08 = 101,823.98 : x
  2. Step 2: Convert to fraction form
    133,654.76/199,928.08 = 101,823.98/x
  3. Step 3: Cross multiply
    133,654.76x = 199,928.08 × 101,823.98
  4. Step 4: Simplify right side
    133,654.76x = 20,357,472,819.36
  5. Step 5: Solve for x
    x = 20,357,472,819.36/133,654.76
  6. Step 6: Final answer
    x = 152,313.86

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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.