Home / 238,984.20-358,886.70-132,323.40

Finding the Fourth Proportional to 238,984.20, 358,886.70 and 132,323.40

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Solution

The fourth proportional to 238,984.20, 358,886.70 and 132,323.40 is: 198,712.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,984.20 : 358,886.70 = 132,323.40 : x
  2. Step 2: Convert to fraction form
    238,984.20/358,886.70 = 132,323.40/x
  3. Step 3: Cross multiply
    238,984.20x = 358,886.70 × 132,323.40
  4. Step 4: Simplify right side
    238,984.20x = 47,489,108,358.78
  5. Step 5: Solve for x
    x = 47,489,108,358.78/238,984.20
  6. Step 6: Final answer
    x = 198,712.33

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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.