Home / 134,828.55-202,242.83-126,517.95

Finding the Fourth Proportional to 134,828.55, 202,242.83 and 126,517.95

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Solution

The fourth proportional to 134,828.55, 202,242.83 and 126,517.95 is: 189,776.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,828.55 : 202,242.83 = 126,517.95 : x
  2. Step 2: Convert to fraction form
    134,828.55/202,242.83 = 126,517.95/x
  3. Step 3: Cross multiply
    134,828.55x = 202,242.83 × 126,517.95
  4. Step 4: Simplify right side
    134,828.55x = 25,587,347,621.21
  5. Step 5: Solve for x
    x = 25,587,347,621.21/134,828.55
  6. Step 6: Final answer
    x = 189,776.93

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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.