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Finding the Fourth Proportional to 88,248.08, 121,785.03 and 54,276.53

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Solution

The fourth proportional to 88,248.08, 121,785.03 and 54,276.53 is: 74,903.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,248.08 : 121,785.03 = 54,276.53 : x
  2. Step 2: Convert to fraction form
    88,248.08/121,785.03 = 54,276.53/x
  3. Step 3: Cross multiply
    88,248.08x = 121,785.03 × 54,276.53
  4. Step 4: Simplify right side
    88,248.08x = 6,610,068,225.42
  5. Step 5: Solve for x
    x = 6,610,068,225.42/88,248.08
  6. Step 6: Final answer
    x = 74,903.25

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