Home / 243,351.18-336,055.50-230,097.96

Finding the Fourth Proportional to 243,351.18, 336,055.50 and 230,097.96

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Solution

The fourth proportional to 243,351.18, 336,055.50 and 230,097.96 is: 317,753.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,351.18 : 336,055.50 = 230,097.96 : x
  2. Step 2: Convert to fraction form
    243,351.18/336,055.50 = 230,097.96/x
  3. Step 3: Cross multiply
    243,351.18x = 336,055.50 × 230,097.96
  4. Step 4: Simplify right side
    243,351.18x = 77,325,684,996.78
  5. Step 5: Solve for x
    x = 77,325,684,996.78/243,351.18
  6. Step 6: Final answer
    x = 317,753.48

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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.