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Finding the Fourth Proportional to 86,768.01, 130,003.48 and 47,352.81

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Solution

The fourth proportional to 86,768.01, 130,003.48 and 47,352.81 is: 70,948.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,768.01 : 130,003.48 = 47,352.81 : x
  2. Step 2: Convert to fraction form
    86,768.01/130,003.48 = 47,352.81/x
  3. Step 3: Cross multiply
    86,768.01x = 130,003.48 × 47,352.81
  4. Step 4: Simplify right side
    86,768.01x = 6,156,029,437.76
  5. Step 5: Solve for x
    x = 6,156,029,437.76/86,768.01
  6. Step 6: Final answer
    x = 70,948.15

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