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Finding the Fourth Proportional to 338,088.87, 507,167.30 and 124,912.76

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Solution

The fourth proportional to 338,088.87, 507,167.30 and 124,912.76 is: 187,381.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,088.87 : 507,167.30 = 124,912.76 : x
  2. Step 2: Convert to fraction form
    338,088.87/507,167.30 = 124,912.76/x
  3. Step 3: Cross multiply
    338,088.87x = 507,167.30 × 124,912.76
  4. Step 4: Simplify right side
    338,088.87x = 63,351,665,001.19
  5. Step 5: Solve for x
    x = 63,351,665,001.19/338,088.87
  6. Step 6: Final answer
    x = 187,381.69

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