Home / 126,804.26-190,043.58-47,824.40

Finding the Fourth Proportional to 126,804.26, 190,043.58 and 47,824.40

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Solution

The fourth proportional to 126,804.26, 190,043.58 and 47,824.40 is: 71,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,804.26 : 190,043.58 = 47,824.40 : x
  2. Step 2: Convert to fraction form
    126,804.26/190,043.58 = 47,824.40/x
  3. Step 3: Cross multiply
    126,804.26x = 190,043.58 × 47,824.40
  4. Step 4: Simplify right side
    126,804.26x = 9,088,720,187.35
  5. Step 5: Solve for x
    x = 9,088,720,187.35/126,804.26
  6. Step 6: Final answer
    x = 71,675.20

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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.