Home / 74,669.82-112,000.41-22,086.78

Finding the Fourth Proportional to 74,669.82, 112,000.41 and 22,086.78

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Solution

The fourth proportional to 74,669.82, 112,000.41 and 22,086.78 is: 33,128.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,669.82 : 112,000.41 = 22,086.78 : x
  2. Step 2: Convert to fraction form
    74,669.82/112,000.41 = 22,086.78/x
  3. Step 3: Cross multiply
    74,669.82x = 112,000.41 × 22,086.78
  4. Step 4: Simplify right side
    74,669.82x = 2,473,728,415.58
  5. Step 5: Solve for x
    x = 2,473,728,415.58/74,669.82
  6. Step 6: Final answer
    x = 33,128.89

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1.5x scale

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.