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Finding the Fourth Proportional to 61,473.84, 84,837.92 and 46,339.80

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Solution

The fourth proportional to 61,473.84, 84,837.92 and 46,339.80 is: 63,951.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,473.84 : 84,837.92 = 46,339.80 : x
  2. Step 2: Convert to fraction form
    61,473.84/84,837.92 = 46,339.80/x
  3. Step 3: Cross multiply
    61,473.84x = 84,837.92 × 46,339.80
  4. Step 4: Simplify right side
    61,473.84x = 3,931,372,245.22
  5. Step 5: Solve for x
    x = 3,931,372,245.22/61,473.84
  6. Step 6: Final answer
    x = 63,951.95

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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.