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Finding the Fourth Proportional to 48,854.80, 73,282.20 and 33,108.40

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Solution

The fourth proportional to 48,854.80, 73,282.20 and 33,108.40 is: 49,662.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,854.80 : 73,282.20 = 33,108.40 : x
  2. Step 2: Convert to fraction form
    48,854.80/73,282.20 = 33,108.40/x
  3. Step 3: Cross multiply
    48,854.80x = 73,282.20 × 33,108.40
  4. Step 4: Simplify right side
    48,854.80x = 2,426,256,390.48
  5. Step 5: Solve for x
    x = 2,426,256,390.48/48,854.80
  6. Step 6: Final answer
    x = 49,662.60

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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.