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Finding the Fourth Proportional to 61,573.97, 84,972.09 and 33,279.66

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Solution

The fourth proportional to 61,573.97, 84,972.09 and 33,279.66 is: 45,925.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,573.97 : 84,972.09 = 33,279.66 : x
  2. Step 2: Convert to fraction form
    61,573.97/84,972.09 = 33,279.66/x
  3. Step 3: Cross multiply
    61,573.97x = 84,972.09 × 33,279.66
  4. Step 4: Simplify right side
    61,573.97x = 2,827,842,264.69
  5. Step 5: Solve for x
    x = 2,827,842,264.69/61,573.97
  6. Step 6: Final answer
    x = 45,925.94

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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.