Home / 89,032.44-133,561.89-25,853.12

Finding the Fourth Proportional to 89,032.44, 133,561.89 and 25,853.12

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Solution

The fourth proportional to 89,032.44, 133,561.89 and 25,853.12 is: 38,783.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,032.44 : 133,561.89 = 25,853.12 : x
  2. Step 2: Convert to fraction form
    89,032.44/133,561.89 = 25,853.12/x
  3. Step 3: Cross multiply
    89,032.44x = 133,561.89 × 25,853.12
  4. Step 4: Simplify right side
    89,032.44x = 3,452,990,901.79
  5. Step 5: Solve for x
    x = 3,452,990,901.79/89,032.44
  6. Step 6: Final answer
    x = 38,783.51

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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.