Home / 231,455.02-346,825.32-156,280.54

Finding the Fourth Proportional to 231,455.02, 346,825.32 and 156,280.54

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Solution

The fourth proportional to 231,455.02, 346,825.32 and 156,280.54 is: 234,179.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,455.02 : 346,825.32 = 156,280.54 : x
  2. Step 2: Convert to fraction form
    231,455.02/346,825.32 = 156,280.54/x
  3. Step 3: Cross multiply
    231,455.02x = 346,825.32 × 156,280.54
  4. Step 4: Simplify right side
    231,455.02x = 54,202,048,295.27
  5. Step 5: Solve for x
    x = 54,202,048,295.27/231,455.02
  6. Step 6: Final answer
    x = 234,179.62

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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.