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Finding the Fourth Proportional to 60,640.92, 83,682.36 and 33,782.04

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Solution

The fourth proportional to 60,640.92, 83,682.36 and 33,782.04 is: 46,618.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,640.92 : 83,682.36 = 33,782.04 : x
  2. Step 2: Convert to fraction form
    60,640.92/83,682.36 = 33,782.04/x
  3. Step 3: Cross multiply
    60,640.92x = 83,682.36 × 33,782.04
  4. Step 4: Simplify right side
    60,640.92x = 2,826,960,832.81
  5. Step 5: Solve for x
    x = 2,826,960,832.81/60,640.92
  6. Step 6: Final answer
    x = 46,618.04

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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.