Home / 90,281.43-124,578.24-49,985.10

Finding the Fourth Proportional to 90,281.43, 124,578.24 and 49,985.10

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Solution

The fourth proportional to 90,281.43, 124,578.24 and 49,985.10 is: 68,973.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,281.43 : 124,578.24 = 49,985.10 : x
  2. Step 2: Convert to fraction form
    90,281.43/124,578.24 = 49,985.10/x
  3. Step 3: Cross multiply
    90,281.43x = 124,578.24 × 49,985.10
  4. Step 4: Simplify right side
    90,281.43x = 6,227,055,784.22
  5. Step 5: Solve for x
    x = 6,227,055,784.22/90,281.43
  6. Step 6: Final answer
    x = 68,973.83

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