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Finding the Fourth Proportional to 61,945.65, 92,922 and 17,568.89

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Solution

The fourth proportional to 61,945.65, 92,922 and 17,568.89 is: 26,354.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,945.65 : 92,922 = 17,568.89 : x
  2. Step 2: Convert to fraction form
    61,945.65/92,922 = 17,568.89/x
  3. Step 3: Cross multiply
    61,945.65x = 92,922 × 17,568.89
  4. Step 4: Simplify right side
    61,945.65x = 1,632,536,628.89
  5. Step 5: Solve for x
    x = 1,632,536,628.89/61,945.65
  6. Step 6: Final answer
    x = 26,354.34

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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.