Home / 222,488.15-333,732.36-54,008.72

Finding the Fourth Proportional to 222,488.15, 333,732.36 and 54,008.72

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Solution

The fourth proportional to 222,488.15, 333,732.36 and 54,008.72 is: 81,013.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,488.15 : 333,732.36 = 54,008.72 : x
  2. Step 2: Convert to fraction form
    222,488.15/333,732.36 = 54,008.72/x
  3. Step 3: Cross multiply
    222,488.15x = 333,732.36 × 54,008.72
  4. Step 4: Simplify right side
    222,488.15x = 18,024,457,586.18
  5. Step 5: Solve for x
    x = 18,024,457,586.18/222,488.15
  6. Step 6: Final answer
    x = 81,013.11

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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.