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Finding the Fourth Proportional to 359,143.74, 538,712.37 and 137,527.74

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Solution

The fourth proportional to 359,143.74, 538,712.37 and 137,527.74 is: 206,290.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,143.74 : 538,712.37 = 137,527.74 : x
  2. Step 2: Convert to fraction form
    359,143.74/538,712.37 = 137,527.74/x
  3. Step 3: Cross multiply
    359,143.74x = 538,712.37 × 137,527.74
  4. Step 4: Simplify right side
    359,143.74x = 74,087,894,756.14
  5. Step 5: Solve for x
    x = 74,087,894,756.14/359,143.74
  6. Step 6: Final answer
    x = 206,290.37

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