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Finding the Fourth Proportional to 61,542.51, 84,928.41 and 33,248.13

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Solution

The fourth proportional to 61,542.51, 84,928.41 and 33,248.13 is: 45,882.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,542.51 : 84,928.41 = 33,248.13 : x
  2. Step 2: Convert to fraction form
    61,542.51/84,928.41 = 33,248.13/x
  3. Step 3: Cross multiply
    61,542.51x = 84,928.41 × 33,248.13
  4. Step 4: Simplify right side
    61,542.51x = 2,823,710,816.37
  5. Step 5: Solve for x
    x = 2,823,710,816.37/61,542.51
  6. Step 6: Final answer
    x = 45,882.28

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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.