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Finding the Fourth Proportional to 354,733.40, 532,100.10 and 105,415.40

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Solution

The fourth proportional to 354,733.40, 532,100.10 and 105,415.40 is: 158,123.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,733.40 : 532,100.10 = 105,415.40 : x
  2. Step 2: Convert to fraction form
    354,733.40/532,100.10 = 105,415.40/x
  3. Step 3: Cross multiply
    354,733.40x = 532,100.10 × 105,415.40
  4. Step 4: Simplify right side
    354,733.40x = 56,091,544,881.54
  5. Step 5: Solve for x
    x = 56,091,544,881.54/354,733.40
  6. Step 6: Final answer
    x = 158,123.10

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