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Finding the Fourth Proportional to 85,094.75, 127,642.13 and 22,763.63

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Solution

The fourth proportional to 85,094.75, 127,642.13 and 22,763.63 is: 34,145.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,094.75 : 127,642.13 = 22,763.63 : x
  2. Step 2: Convert to fraction form
    85,094.75/127,642.13 = 22,763.63/x
  3. Step 3: Cross multiply
    85,094.75x = 127,642.13 × 22,763.63
  4. Step 4: Simplify right side
    85,094.75x = 2,905,597,467.70
  5. Step 5: Solve for x
    x = 2,905,597,467.70/85,094.75
  6. Step 6: Final answer
    x = 34,145.44

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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.