Home / 126,006.72-188,975.52-47,094.72

Finding the Fourth Proportional to 126,006.72, 188,975.52 and 47,094.72

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Solution

The fourth proportional to 126,006.72, 188,975.52 and 47,094.72 is: 70,629.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,006.72 : 188,975.52 = 47,094.72 : x
  2. Step 2: Convert to fraction form
    126,006.72/188,975.52 = 47,094.72/x
  3. Step 3: Cross multiply
    126,006.72x = 188,975.52 × 47,094.72
  4. Step 4: Simplify right side
    126,006.72x = 8,899,749,201.25
  5. Step 5: Solve for x
    x = 8,899,749,201.25/126,006.72
  6. Step 6: Final answer
    x = 70,629.16

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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.