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Finding the Fourth Proportional to 152,443.89, 210,235.50 and 98,672.85

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Solution

The fourth proportional to 152,443.89, 210,235.50 and 98,672.85 is: 136,079.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,443.89 : 210,235.50 = 98,672.85 : x
  2. Step 2: Convert to fraction form
    152,443.89/210,235.50 = 98,672.85/x
  3. Step 3: Cross multiply
    152,443.89x = 210,235.50 × 98,672.85
  4. Step 4: Simplify right side
    152,443.89x = 20,744,535,956.18
  5. Step 5: Solve for x
    x = 20,744,535,956.18/152,443.89
  6. Step 6: Final answer
    x = 136,079.81

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