Home / 136,143.06-204,144.39-61,199.16

Finding the Fourth Proportional to 136,143.06, 204,144.39 and 61,199.16

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Solution

The fourth proportional to 136,143.06, 204,144.39 and 61,199.16 is: 91,767.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,143.06 : 204,144.39 = 61,199.16 : x
  2. Step 2: Convert to fraction form
    136,143.06/204,144.39 = 61,199.16/x
  3. Step 3: Cross multiply
    136,143.06x = 204,144.39 × 61,199.16
  4. Step 4: Simplify right side
    136,143.06x = 12,493,465,186.71
  5. Step 5: Solve for x
    x = 12,493,465,186.71/136,143.06
  6. Step 6: Final answer
    x = 91,767.18

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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.