Home / 57,891.22-79,902.34-35,237.50

Finding the Fourth Proportional to 57,891.22, 79,902.34 and 35,237.50

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Solution

The fourth proportional to 57,891.22, 79,902.34 and 35,237.50 is: 48,635.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,891.22 : 79,902.34 = 35,237.50 : x
  2. Step 2: Convert to fraction form
    57,891.22/79,902.34 = 35,237.50/x
  3. Step 3: Cross multiply
    57,891.22x = 79,902.34 × 35,237.50
  4. Step 4: Simplify right side
    57,891.22x = 2,815,558,705.75
  5. Step 5: Solve for x
    x = 2,815,558,705.75/57,891.22
  6. Step 6: Final answer
    x = 48,635.33

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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.