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Finding the Fourth Proportional to 173,656.30, 260,047.05 and 138,664.30

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Solution

The fourth proportional to 173,656.30, 260,047.05 and 138,664.30 is: 207,647.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,656.30 : 260,047.05 = 138,664.30 : x
  2. Step 2: Convert to fraction form
    173,656.30/260,047.05 = 138,664.30/x
  3. Step 3: Cross multiply
    173,656.30x = 260,047.05 × 138,664.30
  4. Step 4: Simplify right side
    173,656.30x = 36,059,242,155.32
  5. Step 5: Solve for x
    x = 36,059,242,155.32/173,656.30
  6. Step 6: Final answer
    x = 207,647.19

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