Home / 75,225.48-112,840.43-33,083.70

Finding the Fourth Proportional to 75,225.48, 112,840.43 and 33,083.70

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Solution

The fourth proportional to 75,225.48, 112,840.43 and 33,083.70 is: 49,626.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,225.48 : 112,840.43 = 33,083.70 : x
  2. Step 2: Convert to fraction form
    75,225.48/112,840.43 = 33,083.70/x
  3. Step 3: Cross multiply
    75,225.48x = 112,840.43 × 33,083.70
  4. Step 4: Simplify right side
    75,225.48x = 3,733,178,933.99
  5. Step 5: Solve for x
    x = 3,733,178,933.99/75,225.48
  6. Step 6: Final answer
    x = 49,626.52

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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.