Home / 97,986.51-135,245.85-60,238.89

Finding the Fourth Proportional to 97,986.51, 135,245.85 and 60,238.89

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Solution

The fourth proportional to 97,986.51, 135,245.85 and 60,238.89 is: 83,144.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,986.51 : 135,245.85 = 60,238.89 : x
  2. Step 2: Convert to fraction form
    97,986.51/135,245.85 = 60,238.89/x
  3. Step 3: Cross multiply
    97,986.51x = 135,245.85 × 60,238.89
  4. Step 4: Simplify right side
    97,986.51x = 8,147,059,881.11
  5. Step 5: Solve for x
    x = 8,147,059,881.11/97,986.51
  6. Step 6: Final answer
    x = 83,144.71

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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.