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Finding the Fourth Proportional to 61,465.63, 84,822.36 and 34,608.26

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Solution

The fourth proportional to 61,465.63, 84,822.36 and 34,608.26 is: 47,759.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,465.63 : 84,822.36 = 34,608.26 : x
  2. Step 2: Convert to fraction form
    61,465.63/84,822.36 = 34,608.26/x
  3. Step 3: Cross multiply
    61,465.63x = 84,822.36 × 34,608.26
  4. Step 4: Simplify right side
    61,465.63x = 2,935,554,288.69
  5. Step 5: Solve for x
    x = 2,935,554,288.69/61,465.63
  6. Step 6: Final answer
    x = 47,759.28

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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.