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Finding the Fourth Proportional to 61,476.22, 84,735.21 and 43,548.22

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Solution

The fourth proportional to 61,476.22, 84,735.21 and 43,548.22 is: 60,024.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,476.22 : 84,735.21 = 43,548.22 : x
  2. Step 2: Convert to fraction form
    61,476.22/84,735.21 = 43,548.22/x
  3. Step 3: Cross multiply
    61,476.22x = 84,735.21 × 43,548.22
  4. Step 4: Simplify right side
    61,476.22x = 3,690,067,566.83
  5. Step 5: Solve for x
    x = 3,690,067,566.83/61,476.22
  6. Step 6: Final answer
    x = 60,024.31

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1.5x scale

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.