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Finding the Fourth Proportional to 50,223.64, 75,347.64 and 15,161.20

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Solution

The fourth proportional to 50,223.64, 75,347.64 and 15,161.20 is: 22,745.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,223.64 : 75,347.64 = 15,161.20 : x
  2. Step 2: Convert to fraction form
    50,223.64/75,347.64 = 15,161.20/x
  3. Step 3: Cross multiply
    50,223.64x = 75,347.64 × 15,161.20
  4. Step 4: Simplify right side
    50,223.64x = 1,142,360,639.57
  5. Step 5: Solve for x
    x = 1,142,360,639.57/50,223.64
  6. Step 6: Final answer
    x = 22,745.48

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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.