Home / 231,426.68-347,071.97-98,305.88

Finding the Fourth Proportional to 231,426.68, 347,071.97 and 98,305.88

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Solution

The fourth proportional to 231,426.68, 347,071.97 and 98,305.88 is: 147,429.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,426.68 : 347,071.97 = 98,305.88 : x
  2. Step 2: Convert to fraction form
    231,426.68/347,071.97 = 98,305.88/x
  3. Step 3: Cross multiply
    231,426.68x = 347,071.97 × 98,305.88
  4. Step 4: Simplify right side
    231,426.68x = 34,119,213,944.59
  5. Step 5: Solve for x
    x = 34,119,213,944.59/231,426.68
  6. Step 6: Final answer
    x = 147,429.91

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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.