Home / 146,432.58-219,593.43-79,836.46

Finding the Fourth Proportional to 146,432.58, 219,593.43 and 79,836.46

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Solution

The fourth proportional to 146,432.58, 219,593.43 and 79,836.46 is: 119,724.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,432.58 : 219,593.43 = 79,836.46 : x
  2. Step 2: Convert to fraction form
    146,432.58/219,593.43 = 79,836.46/x
  3. Step 3: Cross multiply
    146,432.58x = 219,593.43 × 79,836.46
  4. Step 4: Simplify right side
    146,432.58x = 17,531,561,541.47
  5. Step 5: Solve for x
    x = 17,531,561,541.47/146,432.58
  6. Step 6: Final answer
    x = 119,724.46

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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.