Home / 57,260.89-78,968.25-35,752.58

Finding the Fourth Proportional to 57,260.89, 78,968.25 and 35,752.58

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Solution

The fourth proportional to 57,260.89, 78,968.25 and 35,752.58 is: 49,306.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,260.89 : 78,968.25 = 35,752.58 : x
  2. Step 2: Convert to fraction form
    57,260.89/78,968.25 = 35,752.58/x
  3. Step 3: Cross multiply
    57,260.89x = 78,968.25 × 35,752.58
  4. Step 4: Simplify right side
    57,260.89x = 2,823,318,675.59
  5. Step 5: Solve for x
    x = 2,823,318,675.59/57,260.89
  6. Step 6: Final answer
    x = 49,306.23

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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.