Home / 56,148.08-77,482.32-30,997.04

Finding the Fourth Proportional to 56,148.08, 77,482.32 and 30,997.04

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Solution

The fourth proportional to 56,148.08, 77,482.32 and 30,997.04 is: 42,774.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,148.08 : 77,482.32 = 30,997.04 : x
  2. Step 2: Convert to fraction form
    56,148.08/77,482.32 = 30,997.04/x
  3. Step 3: Cross multiply
    56,148.08x = 77,482.32 × 30,997.04
  4. Step 4: Simplify right side
    56,148.08x = 2,401,722,572.33
  5. Step 5: Solve for x
    x = 2,401,722,572.33/56,148.08
  6. Step 6: Final answer
    x = 42,774.79

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