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Finding the Fourth Proportional to 152,805.46, 210,942.19 and 91,580.74

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Solution

The fourth proportional to 152,805.46, 210,942.19 and 91,580.74 is: 126,423.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,805.46 : 210,942.19 = 91,580.74 : x
  2. Step 2: Convert to fraction form
    152,805.46/210,942.19 = 91,580.74/x
  3. Step 3: Cross multiply
    152,805.46x = 210,942.19 × 91,580.74
  4. Step 4: Simplify right side
    152,805.46x = 19,318,241,354.82
  5. Step 5: Solve for x
    x = 19,318,241,354.82/152,805.46
  6. Step 6: Final answer
    x = 126,423.76

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