Home / 155,262.90-214,553.25-132,280.50

Finding the Fourth Proportional to 155,262.90, 214,553.25 and 132,280.50

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Solution

The fourth proportional to 155,262.90, 214,553.25 and 132,280.50 is: 182,794.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,262.90 : 214,553.25 = 132,280.50 : x
  2. Step 2: Convert to fraction form
    155,262.90/214,553.25 = 132,280.50/x
  3. Step 3: Cross multiply
    155,262.90x = 214,553.25 × 132,280.50
  4. Step 4: Simplify right side
    155,262.90x = 28,381,211,186.63
  5. Step 5: Solve for x
    x = 28,381,211,186.63/155,262.90
  6. Step 6: Final answer
    x = 182,794.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.