Home / 97,959.24-135,185.36-55,516.86

Finding the Fourth Proportional to 97,959.24, 135,185.36 and 55,516.86

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Solution

The fourth proportional to 97,959.24, 135,185.36 and 55,516.86 is: 76,614.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,959.24 : 135,185.36 = 55,516.86 : x
  2. Step 2: Convert to fraction form
    97,959.24/135,185.36 = 55,516.86/x
  3. Step 3: Cross multiply
    97,959.24x = 135,185.36 × 55,516.86
  4. Step 4: Simplify right side
    97,959.24x = 7,505,066,427.59
  5. Step 5: Solve for x
    x = 7,505,066,427.59/97,959.24
  6. Step 6: Final answer
    x = 76,614.18

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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.