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Finding the Fourth Proportional to 156,715.70, 235,073.55 and 154,382.90

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Solution

The fourth proportional to 156,715.70, 235,073.55 and 154,382.90 is: 231,574.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,715.70 : 235,073.55 = 154,382.90 : x
  2. Step 2: Convert to fraction form
    156,715.70/235,073.55 = 154,382.90/x
  3. Step 3: Cross multiply
    156,715.70x = 235,073.55 × 154,382.90
  4. Step 4: Simplify right side
    156,715.70x = 36,291,336,362.30
  5. Step 5: Solve for x
    x = 36,291,336,362.30/156,715.70
  6. Step 6: Final answer
    x = 231,574.35

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