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Finding the Fourth Proportional to 61,538.56, 84,923.28 and 33,244.25

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Solution

The fourth proportional to 61,538.56, 84,923.28 and 33,244.25 is: 45,877.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,538.56 : 84,923.28 = 33,244.25 : x
  2. Step 2: Convert to fraction form
    61,538.56/84,923.28 = 33,244.25/x
  3. Step 3: Cross multiply
    61,538.56x = 84,923.28 × 33,244.25
  4. Step 4: Simplify right side
    61,538.56x = 2,823,210,326.52
  5. Step 5: Solve for x
    x = 2,823,210,326.52/61,538.56
  6. Step 6: Final answer
    x = 45,877.10

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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.