Home / 88,895.32-122,617.74-57,013.72

Finding the Fourth Proportional to 88,895.32, 122,617.74 and 57,013.72

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Solution

The fourth proportional to 88,895.32, 122,617.74 and 57,013.72 is: 78,641.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,895.32 : 122,617.74 = 57,013.72 : x
  2. Step 2: Convert to fraction form
    88,895.32/122,617.74 = 57,013.72/x
  3. Step 3: Cross multiply
    88,895.32x = 122,617.74 × 57,013.72
  4. Step 4: Simplify right side
    88,895.32x = 6,990,893,495.39
  5. Step 5: Solve for x
    x = 6,990,893,495.39/88,895.32
  6. Step 6: Final answer
    x = 78,641.86

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