Home / 57,471.12-79,286.04-37,335.60

Finding the Fourth Proportional to 57,471.12, 79,286.04 and 37,335.60

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Solution

The fourth proportional to 57,471.12, 79,286.04 and 37,335.60 is: 51,507.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,471.12 : 79,286.04 = 37,335.60 : x
  2. Step 2: Convert to fraction form
    57,471.12/79,286.04 = 37,335.60/x
  3. Step 3: Cross multiply
    57,471.12x = 79,286.04 × 37,335.60
  4. Step 4: Simplify right side
    57,471.12x = 2,960,191,875.02
  5. Step 5: Solve for x
    x = 2,960,191,875.02/57,471.12
  6. Step 6: Final answer
    x = 51,507.47

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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.