Home / 199,930.02-275,910.84-109,292.13

Finding the Fourth Proportional to 199,930.02, 275,910.84 and 109,292.13

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Solution

The fourth proportional to 199,930.02, 275,910.84 and 109,292.13 is: 150,827.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,930.02 : 275,910.84 = 109,292.13 : x
  2. Step 2: Convert to fraction form
    199,930.02/275,910.84 = 109,292.13/x
  3. Step 3: Cross multiply
    199,930.02x = 275,910.84 × 109,292.13
  4. Step 4: Simplify right side
    199,930.02x = 30,154,883,393.69
  5. Step 5: Solve for x
    x = 30,154,883,393.69/199,930.02
  6. Step 6: Final answer
    x = 150,827.19

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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.