Home / 136,131.44-204,238.67-69,618.29

Finding the Fourth Proportional to 136,131.44, 204,238.67 and 69,618.29

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Solution

The fourth proportional to 136,131.44, 204,238.67 and 69,618.29 is: 104,448.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,131.44 : 204,238.67 = 69,618.29 : x
  2. Step 2: Convert to fraction form
    136,131.44/204,238.67 = 69,618.29/x
  3. Step 3: Cross multiply
    136,131.44x = 204,238.67 × 69,618.29
  4. Step 4: Simplify right side
    136,131.44x = 14,218,745,587.99
  5. Step 5: Solve for x
    x = 14,218,745,587.99/136,131.44
  6. Step 6: Final answer
    x = 104,448.66

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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.