Home / 66,755.22-100,167.34-29,341.50

Finding the Fourth Proportional to 66,755.22, 100,167.34 and 29,341.50

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Solution

The fourth proportional to 66,755.22, 100,167.34 and 29,341.50 is: 44,027.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,755.22 : 100,167.34 = 29,341.50 : x
  2. Step 2: Convert to fraction form
    66,755.22/100,167.34 = 29,341.50/x
  3. Step 3: Cross multiply
    66,755.22x = 100,167.34 × 29,341.50
  4. Step 4: Simplify right side
    66,755.22x = 2,939,060,006.61
  5. Step 5: Solve for x
    x = 2,939,060,006.61/66,755.22
  6. Step 6: Final answer
    x = 44,027.42

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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.