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Finding the Fourth Proportional to 127,839.60, 191,597.40 and 48,848.40

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Solution

The fourth proportional to 127,839.60, 191,597.40 and 48,848.40 is: 73,210.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,839.60 : 191,597.40 = 48,848.40 : x
  2. Step 2: Convert to fraction form
    127,839.60/191,597.40 = 48,848.40/x
  3. Step 3: Cross multiply
    127,839.60x = 191,597.40 × 48,848.40
  4. Step 4: Simplify right side
    127,839.60x = 9,359,226,434.16
  5. Step 5: Solve for x
    x = 9,359,226,434.16/127,839.60
  6. Step 6: Final answer
    x = 73,210.70

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