Home / 188,451.19-282,566.08-76,134.97

Finding the Fourth Proportional to 188,451.19, 282,566.08 and 76,134.97

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Solution

The fourth proportional to 188,451.19, 282,566.08 and 76,134.97 is: 114,157.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,451.19 : 282,566.08 = 76,134.97 : x
  2. Step 2: Convert to fraction form
    188,451.19/282,566.08 = 76,134.97/x
  3. Step 3: Cross multiply
    188,451.19x = 282,566.08 × 76,134.97
  4. Step 4: Simplify right side
    188,451.19x = 21,513,160,023.82
  5. Step 5: Solve for x
    x = 21,513,160,023.82/188,451.19
  6. Step 6: Final answer
    x = 114,157.73

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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.