Home / 198,877.50-298,316.25-163,743.35

Finding the Fourth Proportional to 198,877.50, 298,316.25 and 163,743.35

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Solution

The fourth proportional to 198,877.50, 298,316.25 and 163,743.35 is: 245,615.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,877.50 : 298,316.25 = 163,743.35 : x
  2. Step 2: Convert to fraction form
    198,877.50/298,316.25 = 163,743.35/x
  3. Step 3: Cross multiply
    198,877.50x = 298,316.25 × 163,743.35
  4. Step 4: Simplify right side
    198,877.50x = 48,847,300,028.82
  5. Step 5: Solve for x
    x = 48,847,300,028.82/198,877.50
  6. Step 6: Final answer
    x = 245,615.01

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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.