Home / 95,089.06-131,083.17-72,388.51

Finding the Fourth Proportional to 95,089.06, 131,083.17 and 72,388.51

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Solution

The fourth proportional to 95,089.06, 131,083.17 and 72,388.51 is: 99,789.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,089.06 : 131,083.17 = 72,388.51 : x
  2. Step 2: Convert to fraction form
    95,089.06/131,083.17 = 72,388.51/x
  3. Step 3: Cross multiply
    95,089.06x = 131,083.17 × 72,388.51
  4. Step 4: Simplify right side
    95,089.06x = 9,488,915,362.38
  5. Step 5: Solve for x
    x = 9,488,915,362.38/95,089.06
  6. Step 6: Final answer
    x = 99,789.77

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1.5x scale

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.