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Finding the Fourth Proportional to 75,272.54, 112,927.80 and 53,129.16

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Solution

The fourth proportional to 75,272.54, 112,927.80 and 53,129.16 is: 79,707.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,272.54 : 112,927.80 = 53,129.16 : x
  2. Step 2: Convert to fraction form
    75,272.54/112,927.80 = 53,129.16/x
  3. Step 3: Cross multiply
    75,272.54x = 112,927.80 × 53,129.16
  4. Step 4: Simplify right side
    75,272.54x = 5,999,759,154.65
  5. Step 5: Solve for x
    x = 5,999,759,154.65/75,272.54
  6. Step 6: Final answer
    x = 79,707.15

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