Home / 57,914.40-79,912.80-34,061.52

Finding the Fourth Proportional to 57,914.40, 79,912.80 and 34,061.52

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Solution

The fourth proportional to 57,914.40, 79,912.80 and 34,061.52 is: 46,999.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,914.40 : 79,912.80 = 34,061.52 : x
  2. Step 2: Convert to fraction form
    57,914.40/79,912.80 = 34,061.52/x
  3. Step 3: Cross multiply
    57,914.40x = 79,912.80 × 34,061.52
  4. Step 4: Simplify right side
    57,914.40x = 2,721,951,435.46
  5. Step 5: Solve for x
    x = 2,721,951,435.46/57,914.40
  6. Step 6: Final answer
    x = 46,999.56

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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.