Home / 84,910.72-117,177.48-53,098.06

Finding the Fourth Proportional to 84,910.72, 117,177.48 and 53,098.06

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Solution

The fourth proportional to 84,910.72, 117,177.48 and 53,098.06 is: 73,275.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,910.72 : 117,177.48 = 53,098.06 : x
  2. Step 2: Convert to fraction form
    84,910.72/117,177.48 = 53,098.06/x
  3. Step 3: Cross multiply
    84,910.72x = 117,177.48 × 53,098.06
  4. Step 4: Simplify right side
    84,910.72x = 6,221,896,863.69
  5. Step 5: Solve for x
    x = 6,221,896,863.69/84,910.72
  6. Step 6: Final answer
    x = 73,275.75

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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.