Home / 198,281.64-295,996.20-169,896

Finding the Fourth Proportional to 198,281.64, 295,996.20 and 169,896

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Solution

The fourth proportional to 198,281.64, 295,996.20 and 169,896 is: 253,621.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,281.64 : 295,996.20 = 169,896 : x
  2. Step 2: Convert to fraction form
    198,281.64/295,996.20 = 169,896/x
  3. Step 3: Cross multiply
    198,281.64x = 295,996.20 × 169,896
  4. Step 4: Simplify right side
    198,281.64x = 50,288,570,395.20
  5. Step 5: Solve for x
    x = 50,288,570,395.20/198,281.64
  6. Step 6: Final answer
    x = 253,621.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.