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Finding the Fourth Proportional to 188,367.29, 282,528.55 and 61,976.19

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Solution

The fourth proportional to 188,367.29, 282,528.55 and 61,976.19 is: 92,956.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,367.29 : 282,528.55 = 61,976.19 : x
  2. Step 2: Convert to fraction form
    188,367.29/282,528.55 = 61,976.19/x
  3. Step 3: Cross multiply
    188,367.29x = 282,528.55 × 61,976.19
  4. Step 4: Simplify right side
    188,367.29x = 17,510,043,095.22
  5. Step 5: Solve for x
    x = 17,510,043,095.22/188,367.29
  6. Step 6: Final answer
    x = 92,956.92

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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.