Home / 216,126.56-324,205.41-83,006.82

Finding the Fourth Proportional to 216,126.56, 324,205.41 and 83,006.82

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Solution

The fourth proportional to 216,126.56, 324,205.41 and 83,006.82 is: 124,516.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,126.56 : 324,205.41 = 83,006.82 : x
  2. Step 2: Convert to fraction form
    216,126.56/324,205.41 = 83,006.82/x
  3. Step 3: Cross multiply
    216,126.56x = 324,205.41 × 83,006.82
  4. Step 4: Simplify right side
    216,126.56x = 26,911,260,110.90
  5. Step 5: Solve for x
    x = 26,911,260,110.90/216,126.56
  6. Step 6: Final answer
    x = 124,516.21

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1.5x scale

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.