Home / 211,271.92-316,694.62-132,441.52

Finding the Fourth Proportional to 211,271.92, 316,694.62 and 132,441.52

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Solution

The fourth proportional to 211,271.92, 316,694.62 and 132,441.52 is: 198,528.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,271.92 : 316,694.62 = 132,441.52 : x
  2. Step 2: Convert to fraction form
    211,271.92/316,694.62 = 132,441.52/x
  3. Step 3: Cross multiply
    211,271.92x = 316,694.62 × 132,441.52
  4. Step 4: Simplify right side
    211,271.92x = 41,943,516,848.62
  5. Step 5: Solve for x
    x = 41,943,516,848.62/211,271.92
  6. Step 6: Final answer
    x = 198,528.59

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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.