Home / 54,134.10-75,032.61-51,019.44

Finding the Fourth Proportional to 54,134.10, 75,032.61 and 51,019.44

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Solution

The fourth proportional to 54,134.10, 75,032.61 and 51,019.44 is: 70,715.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,134.10 : 75,032.61 = 51,019.44 : x
  2. Step 2: Convert to fraction form
    54,134.10/75,032.61 = 51,019.44/x
  3. Step 3: Cross multiply
    54,134.10x = 75,032.61 × 51,019.44
  4. Step 4: Simplify right side
    54,134.10x = 3,828,121,743.94
  5. Step 5: Solve for x
    x = 3,828,121,743.94/54,134.10
  6. Step 6: Final answer
    x = 70,715.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.