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Finding the Fourth Proportional to 113,612.00, 156,782.39 and 61,929.55

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Solution

The fourth proportional to 113,612.00, 156,782.39 and 61,929.55 is: 85,461.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,612.00 : 156,782.39 = 61,929.55 : x
  2. Step 2: Convert to fraction form
    113,612.00/156,782.39 = 61,929.55/x
  3. Step 3: Cross multiply
    113,612.00x = 156,782.39 × 61,929.55
  4. Step 4: Simplify right side
    113,612.00x = 9,709,462,623.49
  5. Step 5: Solve for x
    x = 9,709,462,623.49/113,612.00
  6. Step 6: Final answer
    x = 85,461.59

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