Home / 57,570.54-79,441.96-42,471.60

Finding the Fourth Proportional to 57,570.54, 79,441.96 and 42,471.60

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Solution

The fourth proportional to 57,570.54, 79,441.96 and 42,471.60 is: 58,606.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,570.54 : 79,441.96 = 42,471.60 : x
  2. Step 2: Convert to fraction form
    57,570.54/79,441.96 = 42,471.60/x
  3. Step 3: Cross multiply
    57,570.54x = 79,441.96 × 42,471.60
  4. Step 4: Simplify right side
    57,570.54x = 3,374,027,148.34
  5. Step 5: Solve for x
    x = 3,374,027,148.34/57,570.54
  6. Step 6: Final answer
    x = 58,606.84

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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.