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Finding the Fourth Proportional to 60,612.62, 83,645.21 and 33,755.45

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Solution

The fourth proportional to 60,612.62, 83,645.21 and 33,755.45 is: 46,582.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,612.62 : 83,645.21 = 33,755.45 : x
  2. Step 2: Convert to fraction form
    60,612.62/83,645.21 = 33,755.45/x
  3. Step 3: Cross multiply
    60,612.62x = 83,645.21 × 33,755.45
  4. Step 4: Simplify right side
    60,612.62x = 2,823,481,535.12
  5. Step 5: Solve for x
    x = 2,823,481,535.12/60,612.62
  6. Step 6: Final answer
    x = 46,582.40

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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.