Home / 85,223.22-127,853.10-26,063.28

Finding the Fourth Proportional to 85,223.22, 127,853.10 and 26,063.28

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Solution

The fourth proportional to 85,223.22, 127,853.10 and 26,063.28 is: 39,100.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,223.22 : 127,853.10 = 26,063.28 : x
  2. Step 2: Convert to fraction form
    85,223.22/127,853.10 = 26,063.28/x
  3. Step 3: Cross multiply
    85,223.22x = 127,853.10 × 26,063.28
  4. Step 4: Simplify right side
    85,223.22x = 3,332,271,144.17
  5. Step 5: Solve for x
    x = 3,332,271,144.17/85,223.22
  6. Step 6: Final answer
    x = 39,100.51

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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.