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Finding the Fourth Proportional to 50,295.79, 69,411.90 and 33,270.63

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Solution

The fourth proportional to 50,295.79, 69,411.90 and 33,270.63 is: 45,915.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,295.79 : 69,411.90 = 33,270.63 : x
  2. Step 2: Convert to fraction form
    50,295.79/69,411.90 = 33,270.63/x
  3. Step 3: Cross multiply
    50,295.79x = 69,411.90 × 33,270.63
  4. Step 4: Simplify right side
    50,295.79x = 2,309,377,642.50
  5. Step 5: Solve for x
    x = 2,309,377,642.50/50,295.79
  6. Step 6: Final answer
    x = 45,915.92

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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.