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Finding the Fourth Proportional to 61,503.05, 92,257 and 17,133.68

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Solution

The fourth proportional to 61,503.05, 92,257 and 17,133.68 is: 25,701.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,503.05 : 92,257 = 17,133.68 : x
  2. Step 2: Convert to fraction form
    61,503.05/92,257 = 17,133.68/x
  3. Step 3: Cross multiply
    61,503.05x = 92,257 × 17,133.68
  4. Step 4: Simplify right side
    61,503.05x = 1,580,701,915.76
  5. Step 5: Solve for x
    x = 1,580,701,915.76/61,503.05
  6. Step 6: Final answer
    x = 25,701.20

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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.