Home / 175,440.31-242,109.07-96,860.79

Finding the Fourth Proportional to 175,440.31, 242,109.07 and 96,860.79

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Solution

The fourth proportional to 175,440.31, 242,109.07 and 96,860.79 is: 133,668.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,440.31 : 242,109.07 = 96,860.79 : x
  2. Step 2: Convert to fraction form
    175,440.31/242,109.07 = 96,860.79/x
  3. Step 3: Cross multiply
    175,440.31x = 242,109.07 × 96,860.79
  4. Step 4: Simplify right side
    175,440.31x = 23,450,876,452.12
  5. Step 5: Solve for x
    x = 23,450,876,452.12/175,440.31
  6. Step 6: Final answer
    x = 133,668.69

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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.