Home / 136,116.72-204,301.44-69,604.38

Finding the Fourth Proportional to 136,116.72, 204,301.44 and 69,604.38

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Solution

The fourth proportional to 136,116.72, 204,301.44 and 69,604.38 is: 104,471.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,116.72 : 204,301.44 = 69,604.38 : x
  2. Step 2: Convert to fraction form
    136,116.72/204,301.44 = 69,604.38/x
  3. Step 3: Cross multiply
    136,116.72x = 204,301.44 × 69,604.38
  4. Step 4: Simplify right side
    136,116.72x = 14,220,275,064.31
  5. Step 5: Solve for x
    x = 14,220,275,064.31/136,116.72
  6. Step 6: Final answer
    x = 104,471.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.