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Finding the Fourth Proportional to 127,075.76, 190,641.36 and 48,190.76

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Solution

The fourth proportional to 127,075.76, 190,641.36 and 48,190.76 is: 72,296.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,075.76 : 190,641.36 = 48,190.76 : x
  2. Step 2: Convert to fraction form
    127,075.76/190,641.36 = 48,190.76/x
  3. Step 3: Cross multiply
    127,075.76x = 190,641.36 × 48,190.76
  4. Step 4: Simplify right side
    127,075.76x = 9,187,152,025.83
  5. Step 5: Solve for x
    x = 9,187,152,025.83/127,075.76
  6. Step 6: Final answer
    x = 72,296.65

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