Home / 50,130.38-69,179.92-29,988.11

Finding the Fourth Proportional to 50,130.38, 69,179.92 and 29,988.11

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Solution

The fourth proportional to 50,130.38, 69,179.92 and 29,988.11 is: 41,383.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,130.38 : 69,179.92 = 29,988.11 : x
  2. Step 2: Convert to fraction form
    50,130.38/69,179.92 = 29,988.11/x
  3. Step 3: Cross multiply
    50,130.38x = 69,179.92 × 29,988.11
  4. Step 4: Simplify right side
    50,130.38x = 2,074,574,629.88
  5. Step 5: Solve for x
    x = 2,074,574,629.88/50,130.38
  6. Step 6: Final answer
    x = 41,383.58

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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.