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Finding the Fourth Proportional to 157,876.19, 217,872.27 and 86,260.65

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Solution

The fourth proportional to 157,876.19, 217,872.27 and 86,260.65 is: 119,041.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,876.19 : 217,872.27 = 86,260.65 : x
  2. Step 2: Convert to fraction form
    157,876.19/217,872.27 = 86,260.65/x
  3. Step 3: Cross multiply
    157,876.19x = 217,872.27 × 86,260.65
  4. Step 4: Simplify right side
    157,876.19x = 18,793,803,627.18
  5. Step 5: Solve for x
    x = 18,793,803,627.18/157,876.19
  6. Step 6: Final answer
    x = 119,041.41

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