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Finding the Fourth Proportional to 60,612.76, 83,639.61 and 33,757.76

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Solution

The fourth proportional to 60,612.76, 83,639.61 and 33,757.76 is: 46,582.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,612.76 : 83,639.61 = 33,757.76 : x
  2. Step 2: Convert to fraction form
    60,612.76/83,639.61 = 33,757.76/x
  3. Step 3: Cross multiply
    60,612.76x = 83,639.61 × 33,757.76
  4. Step 4: Simplify right side
    60,612.76x = 2,823,485,880.87
  5. Step 5: Solve for x
    x = 2,823,485,880.87/60,612.76
  6. Step 6: Final answer
    x = 46,582.37

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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.