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Finding the Fourth Proportional to 61,611.58, 92,417.52 and 17,238.71

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Solution

The fourth proportional to 61,611.58, 92,417.52 and 17,238.71 is: 25,858.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,611.58 : 92,417.52 = 17,238.71 : x
  2. Step 2: Convert to fraction form
    61,611.58/92,417.52 = 17,238.71/x
  3. Step 3: Cross multiply
    61,611.58x = 92,417.52 × 17,238.71
  4. Step 4: Simplify right side
    61,611.58x = 1,593,159,057.24
  5. Step 5: Solve for x
    x = 1,593,159,057.24/61,611.58
  6. Step 6: Final answer
    x = 25,858.11

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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.