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Finding the Fourth Proportional to 84,797.68, 127,196.40 and 29,393.68

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Solution

The fourth proportional to 84,797.68, 127,196.40 and 29,393.68 is: 44,090.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,797.68 : 127,196.40 = 29,393.68 : x
  2. Step 2: Convert to fraction form
    84,797.68/127,196.40 = 29,393.68/x
  3. Step 3: Cross multiply
    84,797.68x = 127,196.40 × 29,393.68
  4. Step 4: Simplify right side
    84,797.68x = 3,738,770,278.75
  5. Step 5: Solve for x
    x = 3,738,770,278.75/84,797.68
  6. Step 6: Final answer
    x = 44,090.48

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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.