Home / 126,846.08-190,307.52-47,984.48

Finding the Fourth Proportional to 126,846.08, 190,307.52 and 47,984.48

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Solution

The fourth proportional to 126,846.08, 190,307.52 and 47,984.48 is: 71,991.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,846.08 : 190,307.52 = 47,984.48 : x
  2. Step 2: Convert to fraction form
    126,846.08/190,307.52 = 47,984.48/x
  3. Step 3: Cross multiply
    126,846.08x = 190,307.52 × 47,984.48
  4. Step 4: Simplify right side
    126,846.08x = 9,131,807,387.29
  5. Step 5: Solve for x
    x = 9,131,807,387.29/126,846.08
  6. Step 6: Final answer
    x = 71,991.25

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1.5x scale

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.