Home / 61,690.05-85,132.44-33,395.67

Finding the Fourth Proportional to 61,690.05, 85,132.44 and 33,395.67

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Solution

The fourth proportional to 61,690.05, 85,132.44 and 33,395.67 is: 46,086.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,690.05 : 85,132.44 = 33,395.67 : x
  2. Step 2: Convert to fraction form
    61,690.05/85,132.44 = 33,395.67/x
  3. Step 3: Cross multiply
    61,690.05x = 85,132.44 × 33,395.67
  4. Step 4: Simplify right side
    61,690.05x = 2,843,054,872.53
  5. Step 5: Solve for x
    x = 2,843,054,872.53/61,690.05
  6. Step 6: Final answer
    x = 46,086.12

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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.