Home / 232,343.28-348,535.71-90,185.22

Finding the Fourth Proportional to 232,343.28, 348,535.71 and 90,185.22

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Solution

The fourth proportional to 232,343.28, 348,535.71 and 90,185.22 is: 135,285.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,343.28 : 348,535.71 = 90,185.22 : x
  2. Step 2: Convert to fraction form
    232,343.28/348,535.71 = 90,185.22/x
  3. Step 3: Cross multiply
    232,343.28x = 348,535.71 × 90,185.22
  4. Step 4: Simplify right side
    232,343.28x = 31,432,769,684.21
  5. Step 5: Solve for x
    x = 31,432,769,684.21/232,343.28
  6. Step 6: Final answer
    x = 135,285.90

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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.