Home / 69,937.11-104,949.39-28,384.11

Finding the Fourth Proportional to 69,937.11, 104,949.39 and 28,384.11

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Solution

The fourth proportional to 69,937.11, 104,949.39 and 28,384.11 is: 42,593.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,937.11 : 104,949.39 = 28,384.11 : x
  2. Step 2: Convert to fraction form
    69,937.11/104,949.39 = 28,384.11/x
  3. Step 3: Cross multiply
    69,937.11x = 104,949.39 × 28,384.11
  4. Step 4: Simplify right side
    69,937.11x = 2,978,895,030.19
  5. Step 5: Solve for x
    x = 2,978,895,030.19/69,937.11
  6. Step 6: Final answer
    x = 42,593.91

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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.