Home / 232,278.40-348,532.80-132,515.20

Finding the Fourth Proportional to 232,278.40, 348,532.80 and 132,515.20

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Solution

The fourth proportional to 232,278.40, 348,532.80 and 132,515.20 is: 198,838.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,278.40 : 348,532.80 = 132,515.20 : x
  2. Step 2: Convert to fraction form
    232,278.40/348,532.80 = 132,515.20/x
  3. Step 3: Cross multiply
    232,278.40x = 348,532.80 × 132,515.20
  4. Step 4: Simplify right side
    232,278.40x = 46,185,893,698.56
  5. Step 5: Solve for x
    x = 46,185,893,698.56/232,278.40
  6. Step 6: Final answer
    x = 198,838.52

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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.