Home / 54,996.20-75,855.53-50,473.45

Finding the Fourth Proportional to 54,996.20, 75,855.53 and 50,473.45

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Solution

The fourth proportional to 54,996.20, 75,855.53 and 50,473.45 is: 69,617.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,996.20 : 75,855.53 = 50,473.45 : x
  2. Step 2: Convert to fraction form
    54,996.20/75,855.53 = 50,473.45/x
  3. Step 3: Cross multiply
    54,996.20x = 75,855.53 × 50,473.45
  4. Step 4: Simplify right side
    54,996.20x = 3,828,689,921.40
  5. Step 5: Solve for x
    x = 3,828,689,921.40/54,996.20
  6. Step 6: Final answer
    x = 69,617.36

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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.