Home / 58,220.82-80,353.23-32,729.28

Finding the Fourth Proportional to 58,220.82, 80,353.23 and 32,729.28

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Solution

The fourth proportional to 58,220.82, 80,353.23 and 32,729.28 is: 45,171.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,220.82 : 80,353.23 = 32,729.28 : x
  2. Step 2: Convert to fraction form
    58,220.82/80,353.23 = 32,729.28/x
  3. Step 3: Cross multiply
    58,220.82x = 80,353.23 × 32,729.28
  4. Step 4: Simplify right side
    58,220.82x = 2,629,903,363.57
  5. Step 5: Solve for x
    x = 2,629,903,363.57/58,220.82
  6. Step 6: Final answer
    x = 45,171.19

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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.