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Finding the Fourth Proportional to 61,955.89, 92,934.74 and 15,208.76

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Solution

The fourth proportional to 61,955.89, 92,934.74 and 15,208.76 is: 22,813.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,955.89 : 92,934.74 = 15,208.76 : x
  2. Step 2: Convert to fraction form
    61,955.89/92,934.74 = 15,208.76/x
  3. Step 3: Cross multiply
    61,955.89x = 92,934.74 × 15,208.76
  4. Step 4: Simplify right side
    61,955.89x = 1,413,422,426.68
  5. Step 5: Solve for x
    x = 1,413,422,426.68/61,955.89
  6. Step 6: Final answer
    x = 22,813.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.