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Finding the Fourth Proportional to 202,565.48, 279,516.22 and 111,915.95

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Solution

The fourth proportional to 202,565.48, 279,516.22 and 111,915.95 is: 154,430.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,565.48 : 279,516.22 = 111,915.95 : x
  2. Step 2: Convert to fraction form
    202,565.48/279,516.22 = 111,915.95/x
  3. Step 3: Cross multiply
    202,565.48x = 279,516.22 × 111,915.95
  4. Step 4: Simplify right side
    202,565.48x = 31,282,321,624.34
  5. Step 5: Solve for x
    x = 31,282,321,624.34/202,565.48
  6. Step 6: Final answer
    x = 154,430.67

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