Home / 169,114.23-253,326.89-80,097.86

Finding the Fourth Proportional to 169,114.23, 253,326.89 and 80,097.86

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Solution

The fourth proportional to 169,114.23, 253,326.89 and 80,097.86 is: 119,983.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,114.23 : 253,326.89 = 80,097.86 : x
  2. Step 2: Convert to fraction form
    169,114.23/253,326.89 = 80,097.86/x
  3. Step 3: Cross multiply
    169,114.23x = 253,326.89 × 80,097.86
  4. Step 4: Simplify right side
    169,114.23x = 20,290,942,603.02
  5. Step 5: Solve for x
    x = 20,290,942,603.02/169,114.23
  6. Step 6: Final answer
    x = 119,983.65

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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.