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Finding the Fourth Proportional to 119,434.96, 164,820.99 and 65,718.46

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Solution

The fourth proportional to 119,434.96, 164,820.99 and 65,718.46 is: 90,691.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,434.96 : 164,820.99 = 65,718.46 : x
  2. Step 2: Convert to fraction form
    119,434.96/164,820.99 = 65,718.46/x
  3. Step 3: Cross multiply
    119,434.96x = 164,820.99 × 65,718.46
  4. Step 4: Simplify right side
    119,434.96x = 10,831,781,638.48
  5. Step 5: Solve for x
    x = 10,831,781,638.48/119,434.96
  6. Step 6: Final answer
    x = 90,691.88

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