Home / 61,911.48-85,438.62-33,617.64

Finding the Fourth Proportional to 61,911.48, 85,438.62 and 33,617.64

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Solution

The fourth proportional to 61,911.48, 85,438.62 and 33,617.64 is: 46,392.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,911.48 : 85,438.62 = 33,617.64 : x
  2. Step 2: Convert to fraction form
    61,911.48/85,438.62 = 33,617.64/x
  3. Step 3: Cross multiply
    61,911.48x = 85,438.62 × 33,617.64
  4. Step 4: Simplify right side
    61,911.48x = 2,872,244,769.26
  5. Step 5: Solve for x
    x = 2,872,244,769.26/61,911.48
  6. Step 6: Final answer
    x = 46,392.77

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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.