Home / 50,146.12-69,174.18-31,963.08

Finding the Fourth Proportional to 50,146.12, 69,174.18 and 31,963.08

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Solution

The fourth proportional to 50,146.12, 69,174.18 and 31,963.08 is: 44,091.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,146.12 : 69,174.18 = 31,963.08 : x
  2. Step 2: Convert to fraction form
    50,146.12/69,174.18 = 31,963.08/x
  3. Step 3: Cross multiply
    50,146.12x = 69,174.18 × 31,963.08
  4. Step 4: Simplify right side
    50,146.12x = 2,211,019,849.27
  5. Step 5: Solve for x
    x = 2,211,019,849.27/50,146.12
  6. Step 6: Final answer
    x = 44,091.54

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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.