Home / 126,309.12-174,312.96-83,795.20

Finding the Fourth Proportional to 126,309.12, 174,312.96 and 83,795.20

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Solution

The fourth proportional to 126,309.12, 174,312.96 and 83,795.20 is: 115,641.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,309.12 : 174,312.96 = 83,795.20 : x
  2. Step 2: Convert to fraction form
    126,309.12/174,312.96 = 83,795.20/x
  3. Step 3: Cross multiply
    126,309.12x = 174,312.96 × 83,795.20
  4. Step 4: Simplify right side
    126,309.12x = 14,606,589,345.79
  5. Step 5: Solve for x
    x = 14,606,589,345.79/126,309.12
  6. Step 6: Final answer
    x = 115,641.60

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