Home / 57,908.52-86,878.98-38,225.52

Finding the Fourth Proportional to 57,908.52, 86,878.98 and 38,225.52

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Solution

The fourth proportional to 57,908.52, 86,878.98 and 38,225.52 is: 57,348.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,908.52 : 86,878.98 = 38,225.52 : x
  2. Step 2: Convert to fraction form
    57,908.52/86,878.98 = 38,225.52/x
  3. Step 3: Cross multiply
    57,908.52x = 86,878.98 × 38,225.52
  4. Step 4: Simplify right side
    57,908.52x = 3,320,994,187.57
  5. Step 5: Solve for x
    x = 3,320,994,187.57/57,908.52
  6. Step 6: Final answer
    x = 57,348.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.