Home / 78,746.72-118,253.84-52,619.36

Finding the Fourth Proportional to 78,746.72, 118,253.84 and 52,619.36

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Solution

The fourth proportional to 78,746.72, 118,253.84 and 52,619.36 is: 79,018.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,746.72 : 118,253.84 = 52,619.36 : x
  2. Step 2: Convert to fraction form
    78,746.72/118,253.84 = 52,619.36/x
  3. Step 3: Cross multiply
    78,746.72x = 118,253.84 × 52,619.36
  4. Step 4: Simplify right side
    78,746.72x = 6,222,441,378.34
  5. Step 5: Solve for x
    x = 6,222,441,378.34/78,746.72
  6. Step 6: Final answer
    x = 79,018.42

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