Home / 166,964.13-250,528.38-78,202.29

Finding the Fourth Proportional to 166,964.13, 250,528.38 and 78,202.29

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Solution

The fourth proportional to 166,964.13, 250,528.38 and 78,202.29 is: 117,341.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,964.13 : 250,528.38 = 78,202.29 : x
  2. Step 2: Convert to fraction form
    166,964.13/250,528.38 = 78,202.29/x
  3. Step 3: Cross multiply
    166,964.13x = 250,528.38 × 78,202.29
  4. Step 4: Simplify right side
    166,964.13x = 19,591,893,025.99
  5. Step 5: Solve for x
    x = 19,591,893,025.99/166,964.13
  6. Step 6: Final answer
    x = 117,341.93

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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.