Home / 86,250.18-118,981.70-50,416.78

Finding the Fourth Proportional to 86,250.18, 118,981.70 and 50,416.78

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Solution

The fourth proportional to 86,250.18, 118,981.70 and 50,416.78 is: 69,549.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,250.18 : 118,981.70 = 50,416.78 : x
  2. Step 2: Convert to fraction form
    86,250.18/118,981.70 = 50,416.78/x
  3. Step 3: Cross multiply
    86,250.18x = 118,981.70 × 50,416.78
  4. Step 4: Simplify right side
    86,250.18x = 5,998,674,192.93
  5. Step 5: Solve for x
    x = 5,998,674,192.93/86,250.18
  6. Step 6: Final answer
    x = 69,549.70

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