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Finding the Fourth Proportional to 119,706.95, 179,545.82 and 30,953.03

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Solution

The fourth proportional to 119,706.95, 179,545.82 and 30,953.03 is: 46,425.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,706.95 : 179,545.82 = 30,953.03 : x
  2. Step 2: Convert to fraction form
    119,706.95/179,545.82 = 30,953.03/x
  3. Step 3: Cross multiply
    119,706.95x = 179,545.82 × 30,953.03
  4. Step 4: Simplify right side
    119,706.95x = 5,557,486,100.34
  5. Step 5: Solve for x
    x = 5,557,486,100.34/119,706.95
  6. Step 6: Final answer
    x = 46,425.76

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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.