Home / 243,087.04-335,458.18-141,121.97

Finding the Fourth Proportional to 243,087.04, 335,458.18 and 141,121.97

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Solution

The fourth proportional to 243,087.04, 335,458.18 and 141,121.97 is: 194,747.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,087.04 : 335,458.18 = 141,121.97 : x
  2. Step 2: Convert to fraction form
    243,087.04/335,458.18 = 141,121.97/x
  3. Step 3: Cross multiply
    243,087.04x = 335,458.18 × 141,121.97
  4. Step 4: Simplify right side
    243,087.04x = 47,340,517,829.37
  5. Step 5: Solve for x
    x = 47,340,517,829.37/243,087.04
  6. Step 6: Final answer
    x = 194,747.19

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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.