Home / 95,566.94-143,906-70,782.86

Finding the Fourth Proportional to 95,566.94, 143,906 and 70,782.86

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Solution

The fourth proportional to 95,566.94, 143,906 and 70,782.86 is: 106,585.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,566.94 : 143,906 = 70,782.86 : x
  2. Step 2: Convert to fraction form
    95,566.94/143,906 = 70,782.86/x
  3. Step 3: Cross multiply
    95,566.94x = 143,906 × 70,782.86
  4. Step 4: Simplify right side
    95,566.94x = 10,186,078,251.16
  5. Step 5: Solve for x
    x = 10,186,078,251.16/95,566.94
  6. Step 6: Final answer
    x = 106,585.79

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.