Home / 198,243.28-273,572.91-107,596.92

Finding the Fourth Proportional to 198,243.28, 273,572.91 and 107,596.92

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Solution

The fourth proportional to 198,243.28, 273,572.91 and 107,596.92 is: 148,482.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,243.28 : 273,572.91 = 107,596.92 : x
  2. Step 2: Convert to fraction form
    198,243.28/273,572.91 = 107,596.92/x
  3. Step 3: Cross multiply
    198,243.28x = 273,572.91 × 107,596.92
  4. Step 4: Simplify right side
    198,243.28x = 29,435,602,511.44
  5. Step 5: Solve for x
    x = 29,435,602,511.44/198,243.28
  6. Step 6: Final answer
    x = 148,482.22

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1.5x scale

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.