Home / 199,391.14-275,152.17-109,967.14

Finding the Fourth Proportional to 199,391.14, 275,152.17 and 109,967.14

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Solution

The fourth proportional to 199,391.14, 275,152.17 and 109,967.14 is: 151,750.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,391.14 : 275,152.17 = 109,967.14 : x
  2. Step 2: Convert to fraction form
    199,391.14/275,152.17 = 109,967.14/x
  3. Step 3: Cross multiply
    199,391.14x = 275,152.17 × 109,967.14
  4. Step 4: Simplify right side
    199,391.14x = 30,257,697,199.69
  5. Step 5: Solve for x
    x = 30,257,697,199.69/199,391.14
  6. Step 6: Final answer
    x = 151,750.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.