Home / 99,328.24-137,075.66-54,009.28

Finding the Fourth Proportional to 99,328.24, 137,075.66 and 54,009.28

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Solution

The fourth proportional to 99,328.24, 137,075.66 and 54,009.28 is: 74,534.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,328.24 : 137,075.66 = 54,009.28 : x
  2. Step 2: Convert to fraction form
    99,328.24/137,075.66 = 54,009.28/x
  3. Step 3: Cross multiply
    99,328.24x = 137,075.66 × 54,009.28
  4. Step 4: Simplify right side
    99,328.24x = 7,403,357,702.12
  5. Step 5: Solve for x
    x = 7,403,357,702.12/99,328.24
  6. Step 6: Final answer
    x = 74,534.27

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