Home / 150,084.74-225,015.32-90,906.14

Finding the Fourth Proportional to 150,084.74, 225,015.32 and 90,906.14

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Solution

The fourth proportional to 150,084.74, 225,015.32 and 90,906.14 is: 136,291.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,084.74 : 225,015.32 = 90,906.14 : x
  2. Step 2: Convert to fraction form
    150,084.74/225,015.32 = 90,906.14/x
  3. Step 3: Cross multiply
    150,084.74x = 225,015.32 × 90,906.14
  4. Step 4: Simplify right side
    150,084.74x = 20,455,273,284.25
  5. Step 5: Solve for x
    x = 20,455,273,284.25/150,084.74
  6. Step 6: Final answer
    x = 136,291.50

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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.