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Finding the Fourth Proportional to 82,931.49, 114,375.03 and 70,073.76

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Solution

The fourth proportional to 82,931.49, 114,375.03 and 70,073.76 is: 96,642.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,931.49 : 114,375.03 = 70,073.76 : x
  2. Step 2: Convert to fraction form
    82,931.49/114,375.03 = 70,073.76/x
  3. Step 3: Cross multiply
    82,931.49x = 114,375.03 × 70,073.76
  4. Step 4: Simplify right side
    82,931.49x = 8,014,688,402.21
  5. Step 5: Solve for x
    x = 8,014,688,402.21/82,931.49
  6. Step 6: Final answer
    x = 96,642.28

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