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Finding the Fourth Proportional to 102,085.74, 152,800.98 and 54,582.12

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Solution

The fourth proportional to 102,085.74, 152,800.98 and 54,582.12 is: 81,698.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,085.74 : 152,800.98 = 54,582.12 : x
  2. Step 2: Convert to fraction form
    102,085.74/152,800.98 = 54,582.12/x
  3. Step 3: Cross multiply
    102,085.74x = 152,800.98 × 54,582.12
  4. Step 4: Simplify right side
    102,085.74x = 8,340,201,426.48
  5. Step 5: Solve for x
    x = 8,340,201,426.48/102,085.74
  6. Step 6: Final answer
    x = 81,698.01

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