Home / 198,397.48-273,895.14-152,975.92

Finding the Fourth Proportional to 198,397.48, 273,895.14 and 152,975.92

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Solution

The fourth proportional to 198,397.48, 273,895.14 and 152,975.92 is: 211,188.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,397.48 : 273,895.14 = 152,975.92 : x
  2. Step 2: Convert to fraction form
    198,397.48/273,895.14 = 152,975.92/x
  3. Step 3: Cross multiply
    198,397.48x = 273,895.14 × 152,975.92
  4. Step 4: Simplify right side
    198,397.48x = 41,899,361,025.03
  5. Step 5: Solve for x
    x = 41,899,361,025.03/198,397.48
  6. Step 6: Final answer
    x = 211,188.98

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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.