Home / 97,827.06-135,004.68-54,808.37

Finding the Fourth Proportional to 97,827.06, 135,004.68 and 54,808.37

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Solution

The fourth proportional to 97,827.06, 135,004.68 and 54,808.37 is: 75,637.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,827.06 : 135,004.68 = 54,808.37 : x
  2. Step 2: Convert to fraction form
    97,827.06/135,004.68 = 54,808.37/x
  3. Step 3: Cross multiply
    97,827.06x = 135,004.68 × 54,808.37
  4. Step 4: Simplify right side
    97,827.06x = 7,399,385,778.15
  5. Step 5: Solve for x
    x = 7,399,385,778.15/97,827.06
  6. Step 6: Final answer
    x = 75,637.41

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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.