Home / 76,631.16-105,726.36-46,406.80

Finding the Fourth Proportional to 76,631.16, 105,726.36 and 46,406.80

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Solution

The fourth proportional to 76,631.16, 105,726.36 and 46,406.80 is: 64,026.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,631.16 : 105,726.36 = 46,406.80 : x
  2. Step 2: Convert to fraction form
    76,631.16/105,726.36 = 46,406.80/x
  3. Step 3: Cross multiply
    76,631.16x = 105,726.36 × 46,406.80
  4. Step 4: Simplify right side
    76,631.16x = 4,906,422,043.25
  5. Step 5: Solve for x
    x = 4,906,422,043.25/76,631.16
  6. Step 6: Final answer
    x = 64,026.46

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