Home / 155,109.81-232,665.62-55,273.85

Finding the Fourth Proportional to 155,109.81, 232,665.62 and 55,273.85

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Solution

The fourth proportional to 155,109.81, 232,665.62 and 55,273.85 is: 82,911.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,109.81 : 232,665.62 = 55,273.85 : x
  2. Step 2: Convert to fraction form
    155,109.81/232,665.62 = 55,273.85/x
  3. Step 3: Cross multiply
    155,109.81x = 232,665.62 × 55,273.85
  4. Step 4: Simplify right side
    155,109.81x = 12,860,323,140.34
  5. Step 5: Solve for x
    x = 12,860,323,140.34/155,109.81
  6. Step 6: Final answer
    x = 82,911.09

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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.