Home / 95,637.26-131,900.84-84,890

Finding the Fourth Proportional to 95,637.26, 131,900.84 and 84,890

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Solution

The fourth proportional to 95,637.26, 131,900.84 and 84,890 is: 117,078.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,637.26 : 131,900.84 = 84,890 : x
  2. Step 2: Convert to fraction form
    95,637.26/131,900.84 = 84,890/x
  3. Step 3: Cross multiply
    95,637.26x = 131,900.84 × 84,890
  4. Step 4: Simplify right side
    95,637.26x = 11,197,062,307.60
  5. Step 5: Solve for x
    x = 11,197,062,307.60/95,637.26
  6. Step 6: Final answer
    x = 117,078.45

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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.