Home / 50,808.24-70,149.60-31,717.08

Finding the Fourth Proportional to 50,808.24, 70,149.60 and 31,717.08

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Solution

The fourth proportional to 50,808.24, 70,149.60 and 31,717.08 is: 43,790.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,808.24 : 70,149.60 = 31,717.08 : x
  2. Step 2: Convert to fraction form
    50,808.24/70,149.60 = 31,717.08/x
  3. Step 3: Cross multiply
    50,808.24x = 70,149.60 × 31,717.08
  4. Step 4: Simplify right side
    50,808.24x = 2,224,940,475.17
  5. Step 5: Solve for x
    x = 2,224,940,475.17/50,808.24
  6. Step 6: Final answer
    x = 43,790.94

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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.