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Finding the Fourth Proportional to 60,472.44, 83,457.42 and 33,620.40

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Solution

The fourth proportional to 60,472.44, 83,457.42 and 33,620.40 is: 46,399.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,472.44 : 83,457.42 = 33,620.40 : x
  2. Step 2: Convert to fraction form
    60,472.44/83,457.42 = 33,620.40/x
  3. Step 3: Cross multiply
    60,472.44x = 83,457.42 × 33,620.40
  4. Step 4: Simplify right side
    60,472.44x = 2,805,871,843.37
  5. Step 5: Solve for x
    x = 2,805,871,843.37/60,472.44
  6. Step 6: Final answer
    x = 46,399.18

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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.