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Finding the Fourth Proportional to 303,514.80, 455,272.20 and 93,125.40

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Solution

The fourth proportional to 303,514.80, 455,272.20 and 93,125.40 is: 139,688.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,514.80 : 455,272.20 = 93,125.40 : x
  2. Step 2: Convert to fraction form
    303,514.80/455,272.20 = 93,125.40/x
  3. Step 3: Cross multiply
    303,514.80x = 455,272.20 × 93,125.40
  4. Step 4: Simplify right side
    303,514.80x = 42,397,405,733.88
  5. Step 5: Solve for x
    x = 42,397,405,733.88/303,514.80
  6. Step 6: Final answer
    x = 139,688.10

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