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Finding the Fourth Proportional to 60,600.40, 83,628.78 and 33,742.84

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Solution

The fourth proportional to 60,600.40, 83,628.78 and 33,742.84 is: 46,565.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,600.40 : 83,628.78 = 33,742.84 : x
  2. Step 2: Convert to fraction form
    60,600.40/83,628.78 = 33,742.84/x
  3. Step 3: Cross multiply
    60,600.40x = 83,628.78 × 33,742.84
  4. Step 4: Simplify right side
    60,600.40x = 2,821,872,542.94
  5. Step 5: Solve for x
    x = 2,821,872,542.94/60,600.40
  6. Step 6: Final answer
    x = 46,565.25

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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.