Home / 220,613.84-330,972.64-62,844.56

Finding the Fourth Proportional to 220,613.84, 330,972.64 and 62,844.56

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Solution

The fourth proportional to 220,613.84, 330,972.64 and 62,844.56 is: 94,281.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,613.84 : 330,972.64 = 62,844.56 : x
  2. Step 2: Convert to fraction form
    220,613.84/330,972.64 = 62,844.56/x
  3. Step 3: Cross multiply
    220,613.84x = 330,972.64 × 62,844.56
  4. Step 4: Simplify right side
    220,613.84x = 20,799,829,932.84
  5. Step 5: Solve for x
    x = 20,799,829,932.84/220,613.84
  6. Step 6: Final answer
    x = 94,281.62

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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.