Home / 76,028.62-104,916.20-41,572.72

Finding the Fourth Proportional to 76,028.62, 104,916.20 and 41,572.72

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Solution

The fourth proportional to 76,028.62, 104,916.20 and 41,572.72 is: 57,368.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,028.62 : 104,916.20 = 41,572.72 : x
  2. Step 2: Convert to fraction form
    76,028.62/104,916.20 = 41,572.72/x
  3. Step 3: Cross multiply
    76,028.62x = 104,916.20 × 41,572.72
  4. Step 4: Simplify right side
    76,028.62x = 4,361,651,806.06
  5. Step 5: Solve for x
    x = 4,361,651,806.06/76,028.62
  6. Step 6: Final answer
    x = 57,368.55

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1.5x scale

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.