Home / 179,700.12-269,190-116,301.42

Finding the Fourth Proportional to 179,700.12, 269,190 and 116,301.42

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Solution

The fourth proportional to 179,700.12, 269,190 and 116,301.42 is: 174,219.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,700.12 : 269,190 = 116,301.42 : x
  2. Step 2: Convert to fraction form
    179,700.12/269,190 = 116,301.42/x
  3. Step 3: Cross multiply
    179,700.12x = 269,190 × 116,301.42
  4. Step 4: Simplify right side
    179,700.12x = 31,307,179,249.80
  5. Step 5: Solve for x
    x = 31,307,179,249.80/179,700.12
  6. Step 6: Final answer
    x = 174,219.02

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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.