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Finding the Fourth Proportional to 61,779.56, 92,676.54 and 22,355.24

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Solution

The fourth proportional to 61,779.56, 92,676.54 and 22,355.24 is: 33,535.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,779.56 : 92,676.54 = 22,355.24 : x
  2. Step 2: Convert to fraction form
    61,779.56/92,676.54 = 22,355.24/x
  3. Step 3: Cross multiply
    61,779.56x = 92,676.54 × 22,355.24
  4. Step 4: Simplify right side
    61,779.56x = 2,071,806,294.07
  5. Step 5: Solve for x
    x = 2,071,806,294.07/61,779.56
  6. Step 6: Final answer
    x = 33,535.47

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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.