Home / 166,306.25-229,434.62-122,803.04

Finding the Fourth Proportional to 166,306.25, 229,434.62 and 122,803.04

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Solution

The fourth proportional to 166,306.25, 229,434.62 and 122,803.04 is: 169,417.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,306.25 : 229,434.62 = 122,803.04 : x
  2. Step 2: Convert to fraction form
    166,306.25/229,434.62 = 122,803.04/x
  3. Step 3: Cross multiply
    166,306.25x = 229,434.62 × 122,803.04
  4. Step 4: Simplify right side
    166,306.25x = 28,175,267,056.06
  5. Step 5: Solve for x
    x = 28,175,267,056.06/166,306.25
  6. Step 6: Final answer
    x = 169,417.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.