Home / 126,836.64-190,117.40-63,504.02

Finding the Fourth Proportional to 126,836.64, 190,117.40 and 63,504.02

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Solution

The fourth proportional to 126,836.64, 190,117.40 and 63,504.02 is: 95,187.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,836.64 : 190,117.40 = 63,504.02 : x
  2. Step 2: Convert to fraction form
    126,836.64/190,117.40 = 63,504.02/x
  3. Step 3: Cross multiply
    126,836.64x = 190,117.40 × 63,504.02
  4. Step 4: Simplify right side
    126,836.64x = 12,073,219,329.72
  5. Step 5: Solve for x
    x = 12,073,219,329.72/126,836.64
  6. Step 6: Final answer
    x = 95,187.16

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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.