Home / 136,069.49-204,034.28-61,125.36

Finding the Fourth Proportional to 136,069.49, 204,034.28 and 61,125.36

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Solution

The fourth proportional to 136,069.49, 204,034.28 and 61,125.36 is: 91,656.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,069.49 : 204,034.28 = 61,125.36 : x
  2. Step 2: Convert to fraction form
    136,069.49/204,034.28 = 61,125.36/x
  3. Step 3: Cross multiply
    136,069.49x = 204,034.28 × 61,125.36
  4. Step 4: Simplify right side
    136,069.49x = 12,471,667,746.59
  5. Step 5: Solve for x
    x = 12,471,667,746.59/136,069.49
  6. Step 6: Final answer
    x = 91,656.61

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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.