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Finding the Fourth Proportional to 58,371.36, 80,552.84 and 33,220.84

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Solution

The fourth proportional to 58,371.36, 80,552.84 and 33,220.84 is: 45,844.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,371.36 : 80,552.84 = 33,220.84 : x
  2. Step 2: Convert to fraction form
    58,371.36/80,552.84 = 33,220.84/x
  3. Step 3: Cross multiply
    58,371.36x = 80,552.84 × 33,220.84
  4. Step 4: Simplify right side
    58,371.36x = 2,676,033,009.19
  5. Step 5: Solve for x
    x = 2,676,033,009.19/58,371.36
  6. Step 6: Final answer
    x = 45,844.97

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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.