Home / 155,280.30-232,920.45-136,034.70

Finding the Fourth Proportional to 155,280.30, 232,920.45 and 136,034.70

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Solution

The fourth proportional to 155,280.30, 232,920.45 and 136,034.70 is: 204,052.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,280.30 : 232,920.45 = 136,034.70 : x
  2. Step 2: Convert to fraction form
    155,280.30/232,920.45 = 136,034.70/x
  3. Step 3: Cross multiply
    155,280.30x = 232,920.45 × 136,034.70
  4. Step 4: Simplify right side
    155,280.30x = 31,685,263,539.62
  5. Step 5: Solve for x
    x = 31,685,263,539.62/155,280.30
  6. Step 6: Final answer
    x = 204,052.05

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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.