Home / 57,457.03-79,289.94-32,306.53

Finding the Fourth Proportional to 57,457.03, 79,289.94 and 32,306.53

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Solution

The fourth proportional to 57,457.03, 79,289.94 and 32,306.53 is: 44,582.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,457.03 : 79,289.94 = 32,306.53 : x
  2. Step 2: Convert to fraction form
    57,457.03/79,289.94 = 32,306.53/x
  3. Step 3: Cross multiply
    57,457.03x = 79,289.94 × 32,306.53
  4. Step 4: Simplify right side
    57,457.03x = 2,561,582,825.31
  5. Step 5: Solve for x
    x = 2,561,582,825.31/57,457.03
  6. Step 6: Final answer
    x = 44,582.58

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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.