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Finding the Fourth Proportional to 119,611.83, 179,294.52 and 53,083.29

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Solution

The fourth proportional to 119,611.83, 179,294.52 and 53,083.29 is: 79,570.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,611.83 : 179,294.52 = 53,083.29 : x
  2. Step 2: Convert to fraction form
    119,611.83/179,294.52 = 53,083.29/x
  3. Step 3: Cross multiply
    119,611.83x = 179,294.52 × 53,083.29
  4. Step 4: Simplify right side
    119,611.83x = 9,517,543,000.57
  5. Step 5: Solve for x
    x = 9,517,543,000.57/119,611.83
  6. Step 6: Final answer
    x = 79,570.25

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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.