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Finding the Fourth Proportional to 61,573.94, 84,972.05 and 33,279.54

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Solution

The fourth proportional to 61,573.94, 84,972.05 and 33,279.54 is: 45,925.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,573.94 : 84,972.05 = 33,279.54 : x
  2. Step 2: Convert to fraction form
    61,573.94/84,972.05 = 33,279.54/x
  3. Step 3: Cross multiply
    61,573.94x = 84,972.05 × 33,279.54
  4. Step 4: Simplify right side
    61,573.94x = 2,827,830,736.86
  5. Step 5: Solve for x
    x = 2,827,830,736.86/61,573.94
  6. Step 6: Final answer
    x = 45,925.77

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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.