Home / 54,646.72-75,422.04-52,153.54

Finding the Fourth Proportional to 54,646.72, 75,422.04 and 52,153.54

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Solution

The fourth proportional to 54,646.72, 75,422.04 and 52,153.54 is: 71,981.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,646.72 : 75,422.04 = 52,153.54 : x
  2. Step 2: Convert to fraction form
    54,646.72/75,422.04 = 52,153.54/x
  3. Step 3: Cross multiply
    54,646.72x = 75,422.04 × 52,153.54
  4. Step 4: Simplify right side
    54,646.72x = 3,933,526,380.02
  5. Step 5: Solve for x
    x = 3,933,526,380.02/54,646.72
  6. Step 6: Final answer
    x = 71,981.02

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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.