Home / 70,845.87-106,202.03-35,273.61

Finding the Fourth Proportional to 70,845.87, 106,202.03 and 35,273.61

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Solution

The fourth proportional to 70,845.87, 106,202.03 and 35,273.61 is: 52,877.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,845.87 : 106,202.03 = 35,273.61 : x
  2. Step 2: Convert to fraction form
    70,845.87/106,202.03 = 35,273.61/x
  3. Step 3: Cross multiply
    70,845.87x = 106,202.03 × 35,273.61
  4. Step 4: Simplify right side
    70,845.87x = 3,746,128,811.06
  5. Step 5: Solve for x
    x = 3,746,128,811.06/70,845.87
  6. Step 6: Final answer
    x = 52,877.17

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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.