Home / 62,115.56-85,719.58-33,821.36

Finding the Fourth Proportional to 62,115.56, 85,719.58 and 33,821.36

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Solution

The fourth proportional to 62,115.56, 85,719.58 and 33,821.36 is: 46,673.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,115.56 : 85,719.58 = 33,821.36 : x
  2. Step 2: Convert to fraction form
    62,115.56/85,719.58 = 33,821.36/x
  3. Step 3: Cross multiply
    62,115.56x = 85,719.58 × 33,821.36
  4. Step 4: Simplify right side
    62,115.56x = 2,899,152,774.23
  5. Step 5: Solve for x
    x = 2,899,152,774.23/62,115.56
  6. Step 6: Final answer
    x = 46,673.54

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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.