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Finding the Fourth Proportional to 200,352.07, 300,051.05 and 115,934.32

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Solution

The fourth proportional to 200,352.07, 300,051.05 and 115,934.32 is: 173,625.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,352.07 : 300,051.05 = 115,934.32 : x
  2. Step 2: Convert to fraction form
    200,352.07/300,051.05 = 115,934.32/x
  3. Step 3: Cross multiply
    200,352.07x = 300,051.05 × 115,934.32
  4. Step 4: Simplify right side
    200,352.07x = 34,786,214,894.56
  5. Step 5: Solve for x
    x = 34,786,214,894.56/200,352.07
  6. Step 6: Final answer
    x = 173,625.44

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1.5x scale

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.