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Finding the Fourth Proportional to 199,091.39, 297,935.42 and 124,246.71

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Solution

The fourth proportional to 199,091.39, 297,935.42 and 124,246.71 is: 185,932.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,091.39 : 297,935.42 = 124,246.71 : x
  2. Step 2: Convert to fraction form
    199,091.39/297,935.42 = 124,246.71/x
  3. Step 3: Cross multiply
    199,091.39x = 297,935.42 × 124,246.71
  4. Step 4: Simplify right side
    199,091.39x = 37,017,495,106.23
  5. Step 5: Solve for x
    x = 37,017,495,106.23/199,091.39
  6. Step 6: Final answer
    x = 185,932.18

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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.