Home / 57,775.25-79,730.37-33,902.32

Finding the Fourth Proportional to 57,775.25, 79,730.37 and 33,902.32

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Solution

The fourth proportional to 57,775.25, 79,730.37 and 33,902.32 is: 46,785.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,775.25 : 79,730.37 = 33,902.32 : x
  2. Step 2: Convert to fraction form
    57,775.25/79,730.37 = 33,902.32/x
  3. Step 3: Cross multiply
    57,775.25x = 79,730.37 × 33,902.32
  4. Step 4: Simplify right side
    57,775.25x = 2,703,043,949.29
  5. Step 5: Solve for x
    x = 2,703,043,949.29/57,775.25
  6. Step 6: Final answer
    x = 46,785.50

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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.