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Finding the Fourth Proportional to 75,372.53, 112,925.75 and 45,730.17

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Solution

The fourth proportional to 75,372.53, 112,925.75 and 45,730.17 is: 68,514.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,372.53 : 112,925.75 = 45,730.17 : x
  2. Step 2: Convert to fraction form
    75,372.53/112,925.75 = 45,730.17/x
  3. Step 3: Cross multiply
    75,372.53x = 112,925.75 × 45,730.17
  4. Step 4: Simplify right side
    75,372.53x = 5,164,113,516.23
  5. Step 5: Solve for x
    x = 5,164,113,516.23/75,372.53
  6. Step 6: Final answer
    x = 68,514.54

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