Home / 234,083.10-350,977.02-128,975.88

Finding the Fourth Proportional to 234,083.10, 350,977.02 and 128,975.88

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Solution

The fourth proportional to 234,083.10, 350,977.02 and 128,975.88 is: 193,382.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,083.10 : 350,977.02 = 128,975.88 : x
  2. Step 2: Convert to fraction form
    234,083.10/350,977.02 = 128,975.88/x
  3. Step 3: Cross multiply
    234,083.10x = 350,977.02 × 128,975.88
  4. Step 4: Simplify right side
    234,083.10x = 45,267,570,014.28
  5. Step 5: Solve for x
    x = 45,267,570,014.28/234,083.10
  6. Step 6: Final answer
    x = 193,382.48

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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.