Home / 122,122.72-182,913.42-93,834.56

Finding the Fourth Proportional to 122,122.72, 182,913.42 and 93,834.56

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Solution

The fourth proportional to 122,122.72, 182,913.42 and 93,834.56 is: 140,543.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,122.72 : 182,913.42 = 93,834.56 : x
  2. Step 2: Convert to fraction form
    122,122.72/182,913.42 = 93,834.56/x
  3. Step 3: Cross multiply
    122,122.72x = 182,913.42 × 93,834.56
  4. Step 4: Simplify right side
    122,122.72x = 17,163,600,283.80
  5. Step 5: Solve for x
    x = 17,163,600,283.80/122,122.72
  6. Step 6: Final answer
    x = 140,543.87

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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.