Home / 190,253.20-285,398.68-70,341.56

Finding the Fourth Proportional to 190,253.20, 285,398.68 and 70,341.56

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Solution

The fourth proportional to 190,253.20, 285,398.68 and 70,341.56 is: 105,519.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,253.20 : 285,398.68 = 70,341.56 : x
  2. Step 2: Convert to fraction form
    190,253.20/285,398.68 = 70,341.56/x
  3. Step 3: Cross multiply
    190,253.20x = 285,398.68 × 70,341.56
  4. Step 4: Simplify right side
    190,253.20x = 20,075,388,373.14
  5. Step 5: Solve for x
    x = 20,075,388,373.14/190,253.20
  6. Step 6: Final answer
    x = 105,519.32

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