Home / 204,764.94-282,719.70-143,641.08

Finding the Fourth Proportional to 204,764.94, 282,719.70 and 143,641.08

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Solution

The fourth proportional to 204,764.94, 282,719.70 and 143,641.08 is: 198,325.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,764.94 : 282,719.70 = 143,641.08 : x
  2. Step 2: Convert to fraction form
    204,764.94/282,719.70 = 143,641.08/x
  3. Step 3: Cross multiply
    204,764.94x = 282,719.70 × 143,641.08
  4. Step 4: Simplify right side
    204,764.94x = 40,610,163,045.28
  5. Step 5: Solve for x
    x = 40,610,163,045.28/204,764.94
  6. Step 6: Final answer
    x = 198,325.76

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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.