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Finding the Fourth Proportional to 127,818.40, 191,710.80 and 39,080.80

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Solution

The fourth proportional to 127,818.40, 191,710.80 and 39,080.80 is: 58,616.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,818.40 : 191,710.80 = 39,080.80 : x
  2. Step 2: Convert to fraction form
    127,818.40/191,710.80 = 39,080.80/x
  3. Step 3: Cross multiply
    127,818.40x = 191,710.80 × 39,080.80
  4. Step 4: Simplify right side
    127,818.40x = 7,492,211,432.64
  5. Step 5: Solve for x
    x = 7,492,211,432.64/127,818.40
  6. Step 6: Final answer
    x = 58,616.06

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