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Finding the Fourth Proportional to 94,931.58, 130,996.76 and 52,489.20

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Solution

The fourth proportional to 94,931.58, 130,996.76 and 52,489.20 is: 72,430.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,931.58 : 130,996.76 = 52,489.20 : x
  2. Step 2: Convert to fraction form
    94,931.58/130,996.76 = 52,489.20/x
  3. Step 3: Cross multiply
    94,931.58x = 130,996.76 × 52,489.20
  4. Step 4: Simplify right side
    94,931.58x = 6,875,915,134.99
  5. Step 5: Solve for x
    x = 6,875,915,134.99/94,931.58
  6. Step 6: Final answer
    x = 72,430.22

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