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Finding the Fourth Proportional to 60,676.12, 83,735.02 and 33,824.32

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Solution

The fourth proportional to 60,676.12, 83,735.02 and 33,824.32 is: 46,678.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,676.12 : 83,735.02 = 33,824.32 : x
  2. Step 2: Convert to fraction form
    60,676.12/83,735.02 = 33,824.32/x
  3. Step 3: Cross multiply
    60,676.12x = 83,735.02 × 33,824.32
  4. Step 4: Simplify right side
    60,676.12x = 2,832,279,754.37
  5. Step 5: Solve for x
    x = 2,832,279,754.37/60,676.12
  6. Step 6: Final answer
    x = 46,678.66

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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.