Home / 57,890.16-79,888.68-32,744.52

Finding the Fourth Proportional to 57,890.16, 79,888.68 and 32,744.52

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Solution

The fourth proportional to 57,890.16, 79,888.68 and 32,744.52 is: 45,187.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,890.16 : 79,888.68 = 32,744.52 : x
  2. Step 2: Convert to fraction form
    57,890.16/79,888.68 = 32,744.52/x
  3. Step 3: Cross multiply
    57,890.16x = 79,888.68 × 32,744.52
  4. Step 4: Simplify right side
    57,890.16x = 2,615,916,480.03
  5. Step 5: Solve for x
    x = 2,615,916,480.03/57,890.16
  6. Step 6: Final answer
    x = 45,187.58

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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.