Home / 55,296.45-82,810.32-31,532.29

Finding the Fourth Proportional to 55,296.45, 82,810.32 and 31,532.29

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Solution

The fourth proportional to 55,296.45, 82,810.32 and 31,532.29 is: 47,221.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,296.45 : 82,810.32 = 31,532.29 : x
  2. Step 2: Convert to fraction form
    55,296.45/82,810.32 = 31,532.29/x
  3. Step 3: Cross multiply
    55,296.45x = 82,810.32 × 31,532.29
  4. Step 4: Simplify right side
    55,296.45x = 2,611,198,966.01
  5. Step 5: Solve for x
    x = 2,611,198,966.01/55,296.45
  6. Step 6: Final answer
    x = 47,221.82

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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.