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Finding the Fourth Proportional to 61,571.52, 84,968.40 and 33,277.12

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Solution

The fourth proportional to 61,571.52, 84,968.40 and 33,277.12 is: 45,922.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,571.52 : 84,968.40 = 33,277.12 : x
  2. Step 2: Convert to fraction form
    61,571.52/84,968.40 = 33,277.12/x
  3. Step 3: Cross multiply
    61,571.52x = 84,968.40 × 33,277.12
  4. Step 4: Simplify right side
    61,571.52x = 2,827,503,643.01
  5. Step 5: Solve for x
    x = 2,827,503,643.01/61,571.52
  6. Step 6: Final answer
    x = 45,922.26

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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.