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Finding the Fourth Proportional to 73,401.20, 110,101.80 and 53,572.40

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Solution

The fourth proportional to 73,401.20, 110,101.80 and 53,572.40 is: 80,358.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,401.20 : 110,101.80 = 53,572.40 : x
  2. Step 2: Convert to fraction form
    73,401.20/110,101.80 = 53,572.40/x
  3. Step 3: Cross multiply
    73,401.20x = 110,101.80 × 53,572.40
  4. Step 4: Simplify right side
    73,401.20x = 5,898,417,670.32
  5. Step 5: Solve for x
    x = 5,898,417,670.32/73,401.20
  6. Step 6: Final answer
    x = 80,358.60

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