Home / 242,769.67-335,023.59-140,855.83

Finding the Fourth Proportional to 242,769.67, 335,023.59 and 140,855.83

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Solution

The fourth proportional to 242,769.67, 335,023.59 and 140,855.83 is: 194,381.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,769.67 : 335,023.59 = 140,855.83 : x
  2. Step 2: Convert to fraction form
    242,769.67/335,023.59 = 140,855.83/x
  3. Step 3: Cross multiply
    242,769.67x = 335,023.59 × 140,855.83
  4. Step 4: Simplify right side
    242,769.67x = 47,190,025,529.68
  5. Step 5: Solve for x
    x = 47,190,025,529.68/242,769.67
  6. Step 6: Final answer
    x = 194,381.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.