Home / 127,114.73-175,420.37-73,404.44

Finding the Fourth Proportional to 127,114.73, 175,420.37 and 73,404.44

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Solution

The fourth proportional to 127,114.73, 175,420.37 and 73,404.44 is: 101,299.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,114.73 : 175,420.37 = 73,404.44 : x
  2. Step 2: Convert to fraction form
    127,114.73/175,420.37 = 73,404.44/x
  3. Step 3: Cross multiply
    127,114.73x = 175,420.37 × 73,404.44
  4. Step 4: Simplify right side
    127,114.73x = 12,876,633,988.68
  5. Step 5: Solve for x
    x = 12,876,633,988.68/127,114.73
  6. Step 6: Final answer
    x = 101,299.31

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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.