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Finding the Fourth Proportional to 102,038.17, 140,824.08 and 61,774.13

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Solution

The fourth proportional to 102,038.17, 140,824.08 and 61,774.13 is: 85,255.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,038.17 : 140,824.08 = 61,774.13 : x
  2. Step 2: Convert to fraction form
    102,038.17/140,824.08 = 61,774.13/x
  3. Step 3: Cross multiply
    102,038.17x = 140,824.08 × 61,774.13
  4. Step 4: Simplify right side
    102,038.17x = 8,699,285,265.95
  5. Step 5: Solve for x
    x = 8,699,285,265.95/102,038.17
  6. Step 6: Final answer
    x = 85,255.21

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