Home / 100,864.19-151,226.22-44,673.68

Finding the Fourth Proportional to 100,864.19, 151,226.22 and 44,673.68

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Solution

The fourth proportional to 100,864.19, 151,226.22 and 44,673.68 is: 66,979.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,864.19 : 151,226.22 = 44,673.68 : x
  2. Step 2: Convert to fraction form
    100,864.19/151,226.22 = 44,673.68/x
  3. Step 3: Cross multiply
    100,864.19x = 151,226.22 × 44,673.68
  4. Step 4: Simplify right side
    100,864.19x = 6,755,831,759.89
  5. Step 5: Solve for x
    x = 6,755,831,759.89/100,864.19
  6. Step 6: Final answer
    x = 66,979.49

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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.