Home / 175,768.65-242,582.05-99,290.97

Finding the Fourth Proportional to 175,768.65, 242,582.05 and 99,290.97

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Solution

The fourth proportional to 175,768.65, 242,582.05 and 99,290.97 is: 137,033.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,768.65 : 242,582.05 = 99,290.97 : x
  2. Step 2: Convert to fraction form
    175,768.65/242,582.05 = 99,290.97/x
  3. Step 3: Cross multiply
    175,768.65x = 242,582.05 × 99,290.97
  4. Step 4: Simplify right side
    175,768.65x = 24,086,207,049.09
  5. Step 5: Solve for x
    x = 24,086,207,049.09/175,768.65
  6. Step 6: Final answer
    x = 137,033.58

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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.