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Finding the Fourth Proportional to 375,086.94, 562,727.07 and 135,191.26

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Solution

The fourth proportional to 375,086.94, 562,727.07 and 135,191.26 is: 202,821.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,086.94 : 562,727.07 = 135,191.26 : x
  2. Step 2: Convert to fraction form
    375,086.94/562,727.07 = 135,191.26/x
  3. Step 3: Cross multiply
    375,086.94x = 562,727.07 × 135,191.26
  4. Step 4: Simplify right side
    375,086.94x = 76,075,781,629.41
  5. Step 5: Solve for x
    x = 76,075,781,629.41/375,086.94
  6. Step 6: Final answer
    x = 202,821.73

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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.