Home / 57,739.72-79,681.80-33,867.04

Finding the Fourth Proportional to 57,739.72, 79,681.80 and 33,867.04

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Solution

The fourth proportional to 57,739.72, 79,681.80 and 33,867.04 is: 46,737.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,739.72 : 79,681.80 = 33,867.04 : x
  2. Step 2: Convert to fraction form
    57,739.72/79,681.80 = 33,867.04/x
  3. Step 3: Cross multiply
    57,739.72x = 79,681.80 × 33,867.04
  4. Step 4: Simplify right side
    57,739.72x = 2,698,586,707.87
  5. Step 5: Solve for x
    x = 2,698,586,707.87/57,739.72
  6. Step 6: Final answer
    x = 46,737.09

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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.