Home / 72,040.18-99,296.48-48,158.14

Finding the Fourth Proportional to 72,040.18, 99,296.48 and 48,158.14

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Solution

The fourth proportional to 72,040.18, 99,296.48 and 48,158.14 is: 66,378.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,040.18 : 99,296.48 = 48,158.14 : x
  2. Step 2: Convert to fraction form
    72,040.18/99,296.48 = 48,158.14/x
  3. Step 3: Cross multiply
    72,040.18x = 99,296.48 × 48,158.14
  4. Step 4: Simplify right side
    72,040.18x = 4,781,933,785.35
  5. Step 5: Solve for x
    x = 4,781,933,785.35/72,040.18
  6. Step 6: Final answer
    x = 66,378.70

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