Home / 115,926.40-174,019.20-89,747.20

Finding the Fourth Proportional to 115,926.40, 174,019.20 and 89,747.20

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Solution

The fourth proportional to 115,926.40, 174,019.20 and 89,747.20 is: 134,721.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,926.40 : 174,019.20 = 89,747.20 : x
  2. Step 2: Convert to fraction form
    115,926.40/174,019.20 = 89,747.20/x
  3. Step 3: Cross multiply
    115,926.40x = 174,019.20 × 89,747.20
  4. Step 4: Simplify right side
    115,926.40x = 15,617,735,946.24
  5. Step 5: Solve for x
    x = 15,617,735,946.24/115,926.40
  6. Step 6: Final answer
    x = 134,721.13

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