Home / 122,053.92-182,968.20-47,151.60

Finding the Fourth Proportional to 122,053.92, 182,968.20 and 47,151.60

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Solution

The fourth proportional to 122,053.92, 182,968.20 and 47,151.60 is: 70,683.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,053.92 : 182,968.20 = 47,151.60 : x
  2. Step 2: Convert to fraction form
    122,053.92/182,968.20 = 47,151.60/x
  3. Step 3: Cross multiply
    122,053.92x = 182,968.20 × 47,151.60
  4. Step 4: Simplify right side
    122,053.92x = 8,627,243,379.12
  5. Step 5: Solve for x
    x = 8,627,243,379.12/122,053.92
  6. Step 6: Final answer
    x = 70,683.87

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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.