Home / 50,118.72-69,166.08-27,761.28

Finding the Fourth Proportional to 50,118.72, 69,166.08 and 27,761.28

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Solution

The fourth proportional to 50,118.72, 69,166.08 and 27,761.28 is: 38,311.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,118.72 : 69,166.08 = 27,761.28 : x
  2. Step 2: Convert to fraction form
    50,118.72/69,166.08 = 27,761.28/x
  3. Step 3: Cross multiply
    50,118.72x = 69,166.08 × 27,761.28
  4. Step 4: Simplify right side
    50,118.72x = 1,920,138,913.38
  5. Step 5: Solve for x
    x = 1,920,138,913.38/50,118.72
  6. Step 6: Final answer
    x = 38,311.81

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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.