Home / 73,220.10-109,859.91-26,476.74

Finding the Fourth Proportional to 73,220.10, 109,859.91 and 26,476.74

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Solution

The fourth proportional to 73,220.10, 109,859.91 and 26,476.74 is: 39,725.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,220.10 : 109,859.91 = 26,476.74 : x
  2. Step 2: Convert to fraction form
    73,220.10/109,859.91 = 26,476.74/x
  3. Step 3: Cross multiply
    73,220.10x = 109,859.91 × 26,476.74
  4. Step 4: Simplify right side
    73,220.10x = 2,908,732,273.49
  5. Step 5: Solve for x
    x = 2,908,732,273.49/73,220.10
  6. Step 6: Final answer
    x = 39,725.87

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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.