Home / 188,419.08-282,630.24-55,301.52

Finding the Fourth Proportional to 188,419.08, 282,630.24 and 55,301.52

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Solution

The fourth proportional to 188,419.08, 282,630.24 and 55,301.52 is: 82,952.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,419.08 : 282,630.24 = 55,301.52 : x
  2. Step 2: Convert to fraction form
    188,419.08/282,630.24 = 55,301.52/x
  3. Step 3: Cross multiply
    188,419.08x = 282,630.24 × 55,301.52
  4. Step 4: Simplify right side
    188,419.08x = 15,629,881,869.96
  5. Step 5: Solve for x
    x = 15,629,881,869.96/188,419.08
  6. Step 6: Final answer
    x = 82,952.76

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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.