Home / 61,911.48-85,435.52-33,616.56

Finding the Fourth Proportional to 61,911.48, 85,435.52 and 33,616.56

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Solution

The fourth proportional to 61,911.48, 85,435.52 and 33,616.56 is: 46,389.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,911.48 : 85,435.52 = 33,616.56 : x
  2. Step 2: Convert to fraction form
    61,911.48/85,435.52 = 33,616.56/x
  3. Step 3: Cross multiply
    61,911.48x = 85,435.52 × 33,616.56
  4. Step 4: Simplify right side
    61,911.48x = 2,872,048,284.21
  5. Step 5: Solve for x
    x = 2,872,048,284.21/61,911.48
  6. Step 6: Final answer
    x = 46,389.59

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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.