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Finding the Fourth Proportional to 61,300.65, 91,926.96 and 23,855.76

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Solution

The fourth proportional to 61,300.65, 91,926.96 and 23,855.76 is: 35,774.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,300.65 : 91,926.96 = 23,855.76 : x
  2. Step 2: Convert to fraction form
    61,300.65/91,926.96 = 23,855.76/x
  3. Step 3: Cross multiply
    61,300.65x = 91,926.96 × 23,855.76
  4. Step 4: Simplify right side
    61,300.65x = 2,192,987,495.29
  5. Step 5: Solve for x
    x = 2,192,987,495.29/61,300.65
  6. Step 6: Final answer
    x = 35,774.29

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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.