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Finding the Fourth Proportional to 84,808.13, 127,270.52 and 29,404.13

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Solution

The fourth proportional to 84,808.13, 127,270.52 and 29,404.13 is: 44,126.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,808.13 : 127,270.52 = 29,404.13 : x
  2. Step 2: Convert to fraction form
    84,808.13/127,270.52 = 29,404.13/x
  3. Step 3: Cross multiply
    84,808.13x = 127,270.52 × 29,404.13
  4. Step 4: Simplify right side
    84,808.13x = 3,742,278,131.87
  5. Step 5: Solve for x
    x = 3,742,278,131.87/84,808.13
  6. Step 6: Final answer
    x = 44,126.41

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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.