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Finding the Fourth Proportional to 88,030.64, 121,488.78 and 50,304.08

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Solution

The fourth proportional to 88,030.64, 121,488.78 and 50,304.08 is: 69,423.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,030.64 : 121,488.78 = 50,304.08 : x
  2. Step 2: Convert to fraction form
    88,030.64/121,488.78 = 50,304.08/x
  3. Step 3: Cross multiply
    88,030.64x = 121,488.78 × 50,304.08
  4. Step 4: Simplify right side
    88,030.64x = 6,111,381,308.22
  5. Step 5: Solve for x
    x = 6,111,381,308.22/88,030.64
  6. Step 6: Final answer
    x = 69,423.34

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