Home / 198,276.03-273,496.14-117,646.32

Finding the Fourth Proportional to 198,276.03, 273,496.14 and 117,646.32

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Solution

The fourth proportional to 198,276.03, 273,496.14 and 117,646.32 is: 162,277.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,276.03 : 273,496.14 = 117,646.32 : x
  2. Step 2: Convert to fraction form
    198,276.03/273,496.14 = 117,646.32/x
  3. Step 3: Cross multiply
    198,276.03x = 273,496.14 × 117,646.32
  4. Step 4: Simplify right side
    198,276.03x = 32,175,814,405.20
  5. Step 5: Solve for x
    x = 32,175,814,405.20/198,276.03
  6. Step 6: Final answer
    x = 162,277.88

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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.