Home / 104,922.42-144,792.95-57,175.76

Finding the Fourth Proportional to 104,922.42, 144,792.95 and 57,175.76

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Solution

The fourth proportional to 104,922.42, 144,792.95 and 57,175.76 is: 78,902.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,922.42 : 144,792.95 = 57,175.76 : x
  2. Step 2: Convert to fraction form
    104,922.42/144,792.95 = 57,175.76/x
  3. Step 3: Cross multiply
    104,922.42x = 144,792.95 × 57,175.76
  4. Step 4: Simplify right side
    104,922.42x = 8,278,646,958.89
  5. Step 5: Solve for x
    x = 8,278,646,958.89/104,922.42
  6. Step 6: Final answer
    x = 78,902.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.