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Finding the Fourth Proportional to 89,473.68, 134,031.33 and 53,915.22

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Solution

The fourth proportional to 89,473.68, 134,031.33 and 53,915.22 is: 80,764.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,473.68 : 134,031.33 = 53,915.22 : x
  2. Step 2: Convert to fraction form
    89,473.68/134,031.33 = 53,915.22/x
  3. Step 3: Cross multiply
    89,473.68x = 134,031.33 × 53,915.22
  4. Step 4: Simplify right side
    89,473.68x = 7,226,328,643.84
  5. Step 5: Solve for x
    x = 7,226,328,643.84/89,473.68
  6. Step 6: Final answer
    x = 80,764.85

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