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Finding the Fourth Proportional to 82,779, 114,235.02 and 45,053.52

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Solution

The fourth proportional to 82,779, 114,235.02 and 45,053.52 is: 62,173.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,779 : 114,235.02 = 45,053.52 : x
  2. Step 2: Convert to fraction form
    82,779/114,235.02 = 45,053.52/x
  3. Step 3: Cross multiply
    82,779x = 114,235.02 × 45,053.52
  4. Step 4: Simplify right side
    82,779x = 5,146,689,758.27
  5. Step 5: Solve for x
    x = 5,146,689,758.27/82,779
  6. Step 6: Final answer
    x = 62,173.86

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.