Home / 54,539.25-75,285.60-34,392.12

Finding the Fourth Proportional to 54,539.25, 75,285.60 and 34,392.12

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Solution

The fourth proportional to 54,539.25, 75,285.60 and 34,392.12 is: 47,474.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,539.25 : 75,285.60 = 34,392.12 : x
  2. Step 2: Convert to fraction form
    54,539.25/75,285.60 = 34,392.12/x
  3. Step 3: Cross multiply
    54,539.25x = 75,285.60 × 34,392.12
  4. Step 4: Simplify right side
    54,539.25x = 2,589,231,389.47
  5. Step 5: Solve for x
    x = 2,589,231,389.47/54,539.25
  6. Step 6: Final answer
    x = 47,474.64

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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.