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Finding the Fourth Proportional to 61,954.40, 92,935.16 and 17,577.68

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Solution

The fourth proportional to 61,954.40, 92,935.16 and 17,577.68 is: 26,367.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,954.40 : 92,935.16 = 17,577.68 : x
  2. Step 2: Convert to fraction form
    61,954.40/92,935.16 = 17,577.68/x
  3. Step 3: Cross multiply
    61,954.40x = 92,935.16 × 17,577.68
  4. Step 4: Simplify right side
    61,954.40x = 1,633,584,503.23
  5. Step 5: Solve for x
    x = 1,633,584,503.23/61,954.40
  6. Step 6: Final answer
    x = 26,367.53

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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.