Home / 80,788.33-111,492.32-44,977.56

Finding the Fourth Proportional to 80,788.33, 111,492.32 and 44,977.56

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Solution

The fourth proportional to 80,788.33, 111,492.32 and 44,977.56 is: 62,071.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,788.33 : 111,492.32 = 44,977.56 : x
  2. Step 2: Convert to fraction form
    80,788.33/111,492.32 = 44,977.56/x
  3. Step 3: Cross multiply
    80,788.33x = 111,492.32 × 44,977.56
  4. Step 4: Simplify right side
    80,788.33x = 5,014,652,512.34
  5. Step 5: Solve for x
    x = 5,014,652,512.34/80,788.33
  6. Step 6: Final answer
    x = 62,071.50

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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.