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Finding the Fourth Proportional to 69,788.57, 96,267.17 and 41,492.57

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Solution

The fourth proportional to 69,788.57, 96,267.17 and 41,492.57 is: 57,235.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,788.57 : 96,267.17 = 41,492.57 : x
  2. Step 2: Convert to fraction form
    69,788.57/96,267.17 = 41,492.57/x
  3. Step 3: Cross multiply
    69,788.57x = 96,267.17 × 41,492.57
  4. Step 4: Simplify right side
    69,788.57x = 3,994,372,289.93
  5. Step 5: Solve for x
    x = 3,994,372,289.93/69,788.57
  6. Step 6: Final answer
    x = 57,235.34

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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.