Home / 95,146.36-131,238.73-61,197.80

Finding the Fourth Proportional to 95,146.36, 131,238.73 and 61,197.80

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Solution

The fourth proportional to 95,146.36, 131,238.73 and 61,197.80 is: 84,412.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,146.36 : 131,238.73 = 61,197.80 : x
  2. Step 2: Convert to fraction form
    95,146.36/131,238.73 = 61,197.80/x
  3. Step 3: Cross multiply
    95,146.36x = 131,238.73 × 61,197.80
  4. Step 4: Simplify right side
    95,146.36x = 8,031,520,971.10
  5. Step 5: Solve for x
    x = 8,031,520,971.10/95,146.36
  6. Step 6: Final answer
    x = 84,412.28

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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.