Home / 188,292.84-282,439.53-132,383.04

Finding the Fourth Proportional to 188,292.84, 282,439.53 and 132,383.04

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Solution

The fourth proportional to 188,292.84, 282,439.53 and 132,383.04 is: 198,574.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,292.84 : 282,439.53 = 132,383.04 : x
  2. Step 2: Convert to fraction form
    188,292.84/282,439.53 = 132,383.04/x
  3. Step 3: Cross multiply
    188,292.84x = 282,439.53 × 132,383.04
  4. Step 4: Simplify right side
    188,292.84x = 37,390,203,597.57
  5. Step 5: Solve for x
    x = 37,390,203,597.57/188,292.84
  6. Step 6: Final answer
    x = 198,574.75

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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.