Home / 55,576.80-83,377.14-31,895.28

Finding the Fourth Proportional to 55,576.80, 83,377.14 and 31,895.28

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Solution

The fourth proportional to 55,576.80, 83,377.14 and 31,895.28 is: 47,849.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,576.80 : 83,377.14 = 31,895.28 : x
  2. Step 2: Convert to fraction form
    55,576.80/83,377.14 = 31,895.28/x
  3. Step 3: Cross multiply
    55,576.80x = 83,377.14 × 31,895.28
  4. Step 4: Simplify right side
    55,576.80x = 2,659,337,225.90
  5. Step 5: Solve for x
    x = 2,659,337,225.90/55,576.80
  6. Step 6: Final answer
    x = 47,849.77

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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.