Home / 75,161.04-103,696.50-42,872.46

Finding the Fourth Proportional to 75,161.04, 103,696.50 and 42,872.46

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Solution

The fourth proportional to 75,161.04, 103,696.50 and 42,872.46 is: 59,149.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,161.04 : 103,696.50 = 42,872.46 : x
  2. Step 2: Convert to fraction form
    75,161.04/103,696.50 = 42,872.46/x
  3. Step 3: Cross multiply
    75,161.04x = 103,696.50 × 42,872.46
  4. Step 4: Simplify right side
    75,161.04x = 4,445,724,048.39
  5. Step 5: Solve for x
    x = 4,445,724,048.39/75,161.04
  6. Step 6: Final answer
    x = 59,149.32

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