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Finding the Fourth Proportional to 365,130.43, 547,689.71 and 140,539.65

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Solution

The fourth proportional to 365,130.43, 547,689.71 and 140,539.65 is: 210,807.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,130.43 : 547,689.71 = 140,539.65 : x
  2. Step 2: Convert to fraction form
    365,130.43/547,689.71 = 140,539.65/x
  3. Step 3: Cross multiply
    365,130.43x = 547,689.71 × 140,539.65
  4. Step 4: Simplify right side
    365,130.43x = 76,972,120,503.35
  5. Step 5: Solve for x
    x = 76,972,120,503.35/365,130.43
  6. Step 6: Final answer
    x = 210,807.19

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