Home / 226,856.09-340,258.20-60,657.05

Finding the Fourth Proportional to 226,856.09, 340,258.20 and 60,657.05

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Solution

The fourth proportional to 226,856.09, 340,258.20 and 60,657.05 is: 90,978.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,856.09 : 340,258.20 = 60,657.05 : x
  2. Step 2: Convert to fraction form
    226,856.09/340,258.20 = 60,657.05/x
  3. Step 3: Cross multiply
    226,856.09x = 340,258.20 × 60,657.05
  4. Step 4: Simplify right side
    226,856.09x = 20,639,056,949.02
  5. Step 5: Solve for x
    x = 20,639,056,949.02/226,856.09
  6. Step 6: Final answer
    x = 90,978.63

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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.