Home / 54,546.18-75,281.40-45,579.48

Finding the Fourth Proportional to 54,546.18, 75,281.40 and 45,579.48

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Solution

The fourth proportional to 54,546.18, 75,281.40 and 45,579.48 is: 62,906.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,546.18 : 75,281.40 = 45,579.48 : x
  2. Step 2: Convert to fraction form
    54,546.18/75,281.40 = 45,579.48/x
  3. Step 3: Cross multiply
    54,546.18x = 75,281.40 × 45,579.48
  4. Step 4: Simplify right side
    54,546.18x = 3,431,287,065.67
  5. Step 5: Solve for x
    x = 3,431,287,065.67/54,546.18
  6. Step 6: Final answer
    x = 62,906.09

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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.