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Finding the Fourth Proportional to 269,098.12, 371,350.74 and 155,931.40

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Solution

The fourth proportional to 269,098.12, 371,350.74 and 155,931.40 is: 215,182.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,098.12 : 371,350.74 = 155,931.40 : x
  2. Step 2: Convert to fraction form
    269,098.12/371,350.74 = 155,931.40/x
  3. Step 3: Cross multiply
    269,098.12x = 371,350.74 × 155,931.40
  4. Step 4: Simplify right side
    269,098.12x = 57,905,240,779.24
  5. Step 5: Solve for x
    x = 57,905,240,779.24/269,098.12
  6. Step 6: Final answer
    x = 215,182.63

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