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Finding the Fourth Proportional to 199,808.02, 299,859.90 and 94,627.24

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Solution

The fourth proportional to 199,808.02, 299,859.90 and 94,627.24 is: 142,010.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,808.02 : 299,859.90 = 94,627.24 : x
  2. Step 2: Convert to fraction form
    199,808.02/299,859.90 = 94,627.24/x
  3. Step 3: Cross multiply
    199,808.02x = 299,859.90 × 94,627.24
  4. Step 4: Simplify right side
    199,808.02x = 28,374,914,723.68
  5. Step 5: Solve for x
    x = 28,374,914,723.68/199,808.02
  6. Step 6: Final answer
    x = 142,010.89

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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.