Home / 119,016-178,531.20-35,910.72

Finding the Fourth Proportional to 119,016, 178,531.20 and 35,910.72

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Solution

The fourth proportional to 119,016, 178,531.20 and 35,910.72 is: 53,868.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,016 : 178,531.20 = 35,910.72 : x
  2. Step 2: Convert to fraction form
    119,016/178,531.20 = 35,910.72/x
  3. Step 3: Cross multiply
    119,016x = 178,531.20 × 35,910.72
  4. Step 4: Simplify right side
    119,016x = 6,411,183,934.46
  5. Step 5: Solve for x
    x = 6,411,183,934.46/119,016
  6. Step 6: Final answer
    x = 53,868.25

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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.