Home / 232,339.28-348,529.71-90,181.22

Finding the Fourth Proportional to 232,339.28, 348,529.71 and 90,181.22

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Solution

The fourth proportional to 232,339.28, 348,529.71 and 90,181.22 is: 135,279.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,339.28 : 348,529.71 = 90,181.22 : x
  2. Step 2: Convert to fraction form
    232,339.28/348,529.71 = 90,181.22/x
  3. Step 3: Cross multiply
    232,339.28x = 348,529.71 × 90,181.22
  4. Step 4: Simplify right side
    232,339.28x = 31,430,834,454.05
  5. Step 5: Solve for x
    x = 31,430,834,454.05/232,339.28
  6. Step 6: Final answer
    x = 135,279.90

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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.