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Finding the Fourth Proportional to 61,966.58, 85,514.42 and 33,672.26

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Solution

The fourth proportional to 61,966.58, 85,514.42 and 33,672.26 is: 46,468.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,966.58 : 85,514.42 = 33,672.26 : x
  2. Step 2: Convert to fraction form
    61,966.58/85,514.42 = 33,672.26/x
  3. Step 3: Cross multiply
    61,966.58x = 85,514.42 × 33,672.26
  4. Step 4: Simplify right side
    61,966.58x = 2,879,463,783.99
  5. Step 5: Solve for x
    x = 2,879,463,783.99/61,966.58
  6. Step 6: Final answer
    x = 46,468.01

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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.