Home / 61,845.36-92,779.06-19,734.68

Finding the Fourth Proportional to 61,845.36, 92,779.06 and 19,734.68

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Solution

The fourth proportional to 61,845.36, 92,779.06 and 19,734.68 is: 29,605.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,845.36 : 92,779.06 = 19,734.68 : x
  2. Step 2: Convert to fraction form
    61,845.36/92,779.06 = 19,734.68/x
  3. Step 3: Cross multiply
    61,845.36x = 92,779.06 × 19,734.68
  4. Step 4: Simplify right side
    61,845.36x = 1,830,965,059.80
  5. Step 5: Solve for x
    x = 1,830,965,059.80/61,845.36
  6. Step 6: Final answer
    x = 29,605.54

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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.