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Finding the Fourth Proportional to 127,543.80, 191,307.60 and 43,303.80

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Solution

The fourth proportional to 127,543.80, 191,307.60 and 43,303.80 is: 64,952.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,543.80 : 191,307.60 = 43,303.80 : x
  2. Step 2: Convert to fraction form
    127,543.80/191,307.60 = 43,303.80/x
  3. Step 3: Cross multiply
    127,543.80x = 191,307.60 × 43,303.80
  4. Step 4: Simplify right side
    127,543.80x = 8,284,346,048.88
  5. Step 5: Solve for x
    x = 8,284,346,048.88/127,543.80
  6. Step 6: Final answer
    x = 64,952.95

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