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Finding the Fourth Proportional to 50,448.80, 75,478.80 and 32,952.80

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Solution

The fourth proportional to 50,448.80, 75,478.80 and 32,952.80 is: 49,302.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,448.80 : 75,478.80 = 32,952.80 : x
  2. Step 2: Convert to fraction form
    50,448.80/75,478.80 = 32,952.80/x
  3. Step 3: Cross multiply
    50,448.80x = 75,478.80 × 32,952.80
  4. Step 4: Simplify right side
    50,448.80x = 2,487,237,800.64
  5. Step 5: Solve for x
    x = 2,487,237,800.64/50,448.80
  6. Step 6: Final answer
    x = 49,302.22

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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.