Home / 98,268.72-135,610.83-55,827.24

Finding the Fourth Proportional to 98,268.72, 135,610.83 and 55,827.24

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Solution

The fourth proportional to 98,268.72, 135,610.83 and 55,827.24 is: 77,041.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,268.72 : 135,610.83 = 55,827.24 : x
  2. Step 2: Convert to fraction form
    98,268.72/135,610.83 = 55,827.24/x
  3. Step 3: Cross multiply
    98,268.72x = 135,610.83 × 55,827.24
  4. Step 4: Simplify right side
    98,268.72x = 7,570,778,353.01
  5. Step 5: Solve for x
    x = 7,570,778,353.01/98,268.72
  6. Step 6: Final answer
    x = 77,041.59

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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.