Home / 69,178.24-95,473.20-42,338.62

Finding the Fourth Proportional to 69,178.24, 95,473.20 and 42,338.62

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Solution

The fourth proportional to 69,178.24, 95,473.20 and 42,338.62 is: 58,431.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,178.24 : 95,473.20 = 42,338.62 : x
  2. Step 2: Convert to fraction form
    69,178.24/95,473.20 = 42,338.62/x
  3. Step 3: Cross multiply
    69,178.24x = 95,473.20 × 42,338.62
  4. Step 4: Simplify right side
    69,178.24x = 4,042,203,534.98
  5. Step 5: Solve for x
    x = 4,042,203,534.98/69,178.24
  6. Step 6: Final answer
    x = 58,431.72

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1.5x scale

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.