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Finding the Fourth Proportional to 200,041.52, 300,209.96 and 94,860.84

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Solution

The fourth proportional to 200,041.52, 300,209.96 and 94,860.84 is: 142,361.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,041.52 : 300,209.96 = 94,860.84 : x
  2. Step 2: Convert to fraction form
    200,041.52/300,209.96 = 94,860.84/x
  3. Step 3: Cross multiply
    200,041.52x = 300,209.96 × 94,860.84
  4. Step 4: Simplify right side
    200,041.52x = 28,478,168,981.97
  5. Step 5: Solve for x
    x = 28,478,168,981.97/200,041.52
  6. Step 6: Final answer
    x = 142,361.29

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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.