Home / 115,977.52-160,046.26-68,233.94

Finding the Fourth Proportional to 115,977.52, 160,046.26 and 68,233.94

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Solution

The fourth proportional to 115,977.52, 160,046.26 and 68,233.94 is: 94,161.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,977.52 : 160,046.26 = 68,233.94 : x
  2. Step 2: Convert to fraction form
    115,977.52/160,046.26 = 68,233.94/x
  3. Step 3: Cross multiply
    115,977.52x = 160,046.26 × 68,233.94
  4. Step 4: Simplify right side
    115,977.52x = 10,920,586,902.06
  5. Step 5: Solve for x
    x = 10,920,586,902.06/115,977.52
  6. Step 6: Final answer
    x = 94,161.24

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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.