Home / 70,236.22-105,346.22-17,641.70

Finding the Fourth Proportional to 70,236.22, 105,346.22 and 17,641.70

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Solution

The fourth proportional to 70,236.22, 105,346.22 and 17,641.70 is: 26,460.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,236.22 : 105,346.22 = 17,641.70 : x
  2. Step 2: Convert to fraction form
    70,236.22/105,346.22 = 17,641.70/x
  3. Step 3: Cross multiply
    70,236.22x = 105,346.22 × 17,641.70
  4. Step 4: Simplify right side
    70,236.22x = 1,858,486,409.37
  5. Step 5: Solve for x
    x = 1,858,486,409.37/70,236.22
  6. Step 6: Final answer
    x = 26,460.51

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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.