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Finding the Fourth Proportional to 61,609.59, 92,400.26 and 17,239.46

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Solution

The fourth proportional to 61,609.59, 92,400.26 and 17,239.46 is: 25,855.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,609.59 : 92,400.26 = 17,239.46 : x
  2. Step 2: Convert to fraction form
    61,609.59/92,400.26 = 17,239.46/x
  3. Step 3: Cross multiply
    61,609.59x = 92,400.26 × 17,239.46
  4. Step 4: Simplify right side
    61,609.59x = 1,592,930,038.06
  5. Step 5: Solve for x
    x = 1,592,930,038.06/61,609.59
  6. Step 6: Final answer
    x = 25,855.23

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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.