Home / 75,160.98-112,782.96-41,899.77

Finding the Fourth Proportional to 75,160.98, 112,782.96 and 41,899.77

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Solution

The fourth proportional to 75,160.98, 112,782.96 and 41,899.77 is: 62,872.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,160.98 : 112,782.96 = 41,899.77 : x
  2. Step 2: Convert to fraction form
    75,160.98/112,782.96 = 41,899.77/x
  3. Step 3: Cross multiply
    75,160.98x = 112,782.96 × 41,899.77
  4. Step 4: Simplify right side
    75,160.98x = 4,725,580,083.92
  5. Step 5: Solve for x
    x = 4,725,580,083.92/75,160.98
  6. Step 6: Final answer
    x = 62,872.78

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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.