Home / 56,127.12-77,454.76-30,976.08

Finding the Fourth Proportional to 56,127.12, 77,454.76 and 30,976.08

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Solution

The fourth proportional to 56,127.12, 77,454.76 and 30,976.08 is: 42,746.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,127.12 : 77,454.76 = 30,976.08 : x
  2. Step 2: Convert to fraction form
    56,127.12/77,454.76 = 30,976.08/x
  3. Step 3: Cross multiply
    56,127.12x = 77,454.76 × 30,976.08
  4. Step 4: Simplify right side
    56,127.12x = 2,399,244,842.14
  5. Step 5: Solve for x
    x = 2,399,244,842.14/56,127.12
  6. Step 6: Final answer
    x = 42,746.62

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