Home / 247,135.68-370,747.44-89,584.20

Finding the Fourth Proportional to 247,135.68, 370,747.44 and 89,584.20

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Solution

The fourth proportional to 247,135.68, 370,747.44 and 89,584.20 is: 134,392.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,135.68 : 370,747.44 = 89,584.20 : x
  2. Step 2: Convert to fraction form
    247,135.68/370,747.44 = 89,584.20/x
  3. Step 3: Cross multiply
    247,135.68x = 370,747.44 × 89,584.20
  4. Step 4: Simplify right side
    247,135.68x = 33,213,112,814.45
  5. Step 5: Solve for x
    x = 33,213,112,814.45/247,135.68
  6. Step 6: Final answer
    x = 134,392.22

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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.