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Finding the Fourth Proportional to 231,153.64, 319,014.66 and 140,502.76

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Solution

The fourth proportional to 231,153.64, 319,014.66 and 140,502.76 is: 193,907.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,153.64 : 319,014.66 = 140,502.76 : x
  2. Step 2: Convert to fraction form
    231,153.64/319,014.66 = 140,502.76/x
  3. Step 3: Cross multiply
    231,153.64x = 319,014.66 × 140,502.76
  4. Step 4: Simplify right side
    231,153.64x = 44,822,440,210.46
  5. Step 5: Solve for x
    x = 44,822,440,210.46/231,153.64
  6. Step 6: Final answer
    x = 193,907.57

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