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Finding the Fourth Proportional to 69,408.40, 104,117.16 and 24,424.24

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Solution

The fourth proportional to 69,408.40, 104,117.16 and 24,424.24 is: 36,637.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,408.40 : 104,117.16 = 24,424.24 : x
  2. Step 2: Convert to fraction form
    69,408.40/104,117.16 = 24,424.24/x
  3. Step 3: Cross multiply
    69,408.40x = 104,117.16 × 24,424.24
  4. Step 4: Simplify right side
    69,408.40x = 2,542,982,503.96
  5. Step 5: Solve for x
    x = 2,542,982,503.96/69,408.40
  6. Step 6: Final answer
    x = 36,637.96

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1.5x scale

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.