Home / 75,336.06-113,040.81-30,976.14

Finding the Fourth Proportional to 75,336.06, 113,040.81 and 30,976.14

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Solution

The fourth proportional to 75,336.06, 113,040.81 and 30,976.14 is: 46,479.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,336.06 : 113,040.81 = 30,976.14 : x
  2. Step 2: Convert to fraction form
    75,336.06/113,040.81 = 30,976.14/x
  3. Step 3: Cross multiply
    75,336.06x = 113,040.81 × 30,976.14
  4. Step 4: Simplify right side
    75,336.06x = 3,501,567,956.27
  5. Step 5: Solve for x
    x = 3,501,567,956.27/75,336.06
  6. Step 6: Final answer
    x = 46,479.31

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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.