Home / 64,586.78-96,872.97-22,459.58

Finding the Fourth Proportional to 64,586.78, 96,872.97 and 22,459.58

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Solution

The fourth proportional to 64,586.78, 96,872.97 and 22,459.58 is: 33,686.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,586.78 : 96,872.97 = 22,459.58 : x
  2. Step 2: Convert to fraction form
    64,586.78/96,872.97 = 22,459.58/x
  3. Step 3: Cross multiply
    64,586.78x = 96,872.97 × 22,459.58
  4. Step 4: Simplify right side
    64,586.78x = 2,175,726,219.55
  5. Step 5: Solve for x
    x = 2,175,726,219.55/64,586.78
  6. Step 6: Final answer
    x = 33,686.87

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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.