Home / 75,134.36-112,662.80-22,537.02

Finding the Fourth Proportional to 75,134.36, 112,662.80 and 22,537.02

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Solution

The fourth proportional to 75,134.36, 112,662.80 and 22,537.02 is: 33,793.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,134.36 : 112,662.80 = 22,537.02 : x
  2. Step 2: Convert to fraction form
    75,134.36/112,662.80 = 22,537.02/x
  3. Step 3: Cross multiply
    75,134.36x = 112,662.80 × 22,537.02
  4. Step 4: Simplify right side
    75,134.36x = 2,539,083,776.86
  5. Step 5: Solve for x
    x = 2,539,083,776.86/75,134.36
  6. Step 6: Final answer
    x = 33,793.91

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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.