Home / 57,365.91-79,160.27-31,873.05

Finding the Fourth Proportional to 57,365.91, 79,160.27 and 31,873.05

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Solution

The fourth proportional to 57,365.91, 79,160.27 and 31,873.05 is: 43,982.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,365.91 : 79,160.27 = 31,873.05 : x
  2. Step 2: Convert to fraction form
    57,365.91/79,160.27 = 31,873.05/x
  3. Step 3: Cross multiply
    57,365.91x = 79,160.27 × 31,873.05
  4. Step 4: Simplify right side
    57,365.91x = 2,523,079,084.36
  5. Step 5: Solve for x
    x = 2,523,079,084.36/57,365.91
  6. Step 6: Final answer
    x = 43,982.20

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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.