Home / 52,961.39-73,134.19-39,509.29

Finding the Fourth Proportional to 52,961.39, 73,134.19 and 39,509.29

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Solution

The fourth proportional to 52,961.39, 73,134.19 and 39,509.29 is: 54,558.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,961.39 : 73,134.19 = 39,509.29 : x
  2. Step 2: Convert to fraction form
    52,961.39/73,134.19 = 39,509.29/x
  3. Step 3: Cross multiply
    52,961.39x = 73,134.19 × 39,509.29
  4. Step 4: Simplify right side
    52,961.39x = 2,889,480,268.12
  5. Step 5: Solve for x
    x = 2,889,480,268.12/52,961.39
  6. Step 6: Final answer
    x = 54,558.24

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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.