Home / 84,942.46-127,412.88-22,612.96

Finding the Fourth Proportional to 84,942.46, 127,412.88 and 22,612.96

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Solution

The fourth proportional to 84,942.46, 127,412.88 and 22,612.96 is: 33,919.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,942.46 : 127,412.88 = 22,612.96 : x
  2. Step 2: Convert to fraction form
    84,942.46/127,412.88 = 22,612.96/x
  3. Step 3: Cross multiply
    84,942.46x = 127,412.88 × 22,612.96
  4. Step 4: Simplify right side
    84,942.46x = 2,881,182,358.92
  5. Step 5: Solve for x
    x = 2,881,182,358.92/84,942.46
  6. Step 6: Final answer
    x = 33,919.22

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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.