Home / 199,274.34-298,966.19-99,313.86

Finding the Fourth Proportional to 199,274.34, 298,966.19 and 99,313.86

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Solution

The fourth proportional to 199,274.34, 298,966.19 and 99,313.86 is: 148,998.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,274.34 : 298,966.19 = 99,313.86 : x
  2. Step 2: Convert to fraction form
    199,274.34/298,966.19 = 99,313.86/x
  3. Step 3: Cross multiply
    199,274.34x = 298,966.19 × 99,313.86
  4. Step 4: Simplify right side
    199,274.34x = 29,691,486,338.39
  5. Step 5: Solve for x
    x = 29,691,486,338.39/199,274.34
  6. Step 6: Final answer
    x = 148,998.04

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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.