Home / 94,942.32-142,288.92-69,864.96

Finding the Fourth Proportional to 94,942.32, 142,288.92 and 69,864.96

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Solution

The fourth proportional to 94,942.32, 142,288.92 and 69,864.96 is: 104,705.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,942.32 : 142,288.92 = 69,864.96 : x
  2. Step 2: Convert to fraction form
    94,942.32/142,288.92 = 69,864.96/x
  3. Step 3: Cross multiply
    94,942.32x = 142,288.92 × 69,864.96
  4. Step 4: Simplify right side
    94,942.32x = 9,941,009,704.24
  5. Step 5: Solve for x
    x = 9,941,009,704.24/94,942.32
  6. Step 6: Final answer
    x = 104,705.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.