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Finding the Fourth Proportional to 60,883.20, 84,018.16 and 33,659.17

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Solution

The fourth proportional to 60,883.20, 84,018.16 and 33,659.17 is: 46,449.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,883.20 : 84,018.16 = 33,659.17 : x
  2. Step 2: Convert to fraction form
    60,883.20/84,018.16 = 33,659.17/x
  3. Step 3: Cross multiply
    60,883.20x = 84,018.16 × 33,659.17
  4. Step 4: Simplify right side
    60,883.20x = 2,827,981,362.56
  5. Step 5: Solve for x
    x = 2,827,981,362.56/60,883.20
  6. Step 6: Final answer
    x = 46,449.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.