Home / 221,444.70-331,962.62-88,292.76

Finding the Fourth Proportional to 221,444.70, 331,962.62 and 88,292.76

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Solution

The fourth proportional to 221,444.70, 331,962.62 and 88,292.76 is: 132,357.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,444.70 : 331,962.62 = 88,292.76 : x
  2. Step 2: Convert to fraction form
    221,444.70/331,962.62 = 88,292.76/x
  3. Step 3: Cross multiply
    221,444.70x = 331,962.62 × 88,292.76
  4. Step 4: Simplify right side
    221,444.70x = 29,309,895,936.63
  5. Step 5: Solve for x
    x = 29,309,895,936.63/221,444.70
  6. Step 6: Final answer
    x = 132,357.63

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1.5x scale

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.