Home / 126,015.37-173,864.14-75,002.45

Finding the Fourth Proportional to 126,015.37, 173,864.14 and 75,002.45

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Solution

The fourth proportional to 126,015.37, 173,864.14 and 75,002.45 is: 103,481.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,015.37 : 173,864.14 = 75,002.45 : x
  2. Step 2: Convert to fraction form
    126,015.37/173,864.14 = 75,002.45/x
  3. Step 3: Cross multiply
    126,015.37x = 173,864.14 × 75,002.45
  4. Step 4: Simplify right side
    126,015.37x = 13,040,235,410.32
  5. Step 5: Solve for x
    x = 13,040,235,410.32/126,015.37
  6. Step 6: Final answer
    x = 103,481.31

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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.