Home / 147,288.33-203,245.42-82,752.52

Finding the Fourth Proportional to 147,288.33, 203,245.42 and 82,752.52

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Solution

The fourth proportional to 147,288.33, 203,245.42 and 82,752.52 is: 114,191.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,288.33 : 203,245.42 = 82,752.52 : x
  2. Step 2: Convert to fraction form
    147,288.33/203,245.42 = 82,752.52/x
  3. Step 3: Cross multiply
    147,288.33x = 203,245.42 × 82,752.52
  4. Step 4: Simplify right side
    147,288.33x = 16,819,070,683.46
  5. Step 5: Solve for x
    x = 16,819,070,683.46/147,288.33
  6. Step 6: Final answer
    x = 114,191.47

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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.