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Finding the Fourth Proportional to 176,603.10, 264,856.05 and 71,432.70

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Solution

The fourth proportional to 176,603.10, 264,856.05 and 71,432.70 is: 107,129.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,603.10 : 264,856.05 = 71,432.70 : x
  2. Step 2: Convert to fraction form
    176,603.10/264,856.05 = 71,432.70/x
  3. Step 3: Cross multiply
    176,603.10x = 264,856.05 × 71,432.70
  4. Step 4: Simplify right side
    176,603.10x = 18,919,382,762.84
  5. Step 5: Solve for x
    x = 18,919,382,762.84/176,603.10
  6. Step 6: Final answer
    x = 107,129.39

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