Home / 183,913.16-275,867.96-108,979.35

Finding the Fourth Proportional to 183,913.16, 275,867.96 and 108,979.35

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Solution

The fourth proportional to 183,913.16, 275,867.96 and 108,979.35 is: 163,467.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,913.16 : 275,867.96 = 108,979.35 : x
  2. Step 2: Convert to fraction form
    183,913.16/275,867.96 = 108,979.35/x
  3. Step 3: Cross multiply
    183,913.16x = 275,867.96 × 108,979.35
  4. Step 4: Simplify right side
    183,913.16x = 30,063,910,421.73
  5. Step 5: Solve for x
    x = 30,063,910,421.73/183,913.16
  6. Step 6: Final answer
    x = 163,467.97

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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.