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Finding the Fourth Proportional to 61,745.76, 92,618.04 and 17,384.88

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Solution

The fourth proportional to 61,745.76, 92,618.04 and 17,384.88 is: 26,077.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,745.76 : 92,618.04 = 17,384.88 : x
  2. Step 2: Convert to fraction form
    61,745.76/92,618.04 = 17,384.88/x
  3. Step 3: Cross multiply
    61,745.76x = 92,618.04 × 17,384.88
  4. Step 4: Simplify right side
    61,745.76x = 1,610,153,511.24
  5. Step 5: Solve for x
    x = 1,610,153,511.24/61,745.76
  6. Step 6: Final answer
    x = 26,077.15

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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.