Home / 95,083.12-131,216.64-56,882.08

Finding the Fourth Proportional to 95,083.12, 131,216.64 and 56,882.08

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Solution

The fourth proportional to 95,083.12, 131,216.64 and 56,882.08 is: 78,498.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,083.12 : 131,216.64 = 56,882.08 : x
  2. Step 2: Convert to fraction form
    95,083.12/131,216.64 = 56,882.08/x
  3. Step 3: Cross multiply
    95,083.12x = 131,216.64 × 56,882.08
  4. Step 4: Simplify right side
    95,083.12x = 7,463,875,413.81
  5. Step 5: Solve for x
    x = 7,463,875,413.81/95,083.12
  6. Step 6: Final answer
    x = 78,498.43

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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.