Home / 205,244.20-307,864.17-65,002.81

Finding the Fourth Proportional to 205,244.20, 307,864.17 and 65,002.81

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Solution

The fourth proportional to 205,244.20, 307,864.17 and 65,002.81 is: 97,503.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,244.20 : 307,864.17 = 65,002.81 : x
  2. Step 2: Convert to fraction form
    205,244.20/307,864.17 = 65,002.81/x
  3. Step 3: Cross multiply
    205,244.20x = 307,864.17 × 65,002.81
  4. Step 4: Simplify right side
    205,244.20x = 20,012,036,148.32
  5. Step 5: Solve for x
    x = 20,012,036,148.32/205,244.20
  6. Step 6: Final answer
    x = 97,503.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.