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Finding the Fourth Proportional to 155,076.69, 232,615.05 and 44,268.69

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Solution

The fourth proportional to 155,076.69, 232,615.05 and 44,268.69 is: 66,403.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,076.69 : 232,615.05 = 44,268.69 : x
  2. Step 2: Convert to fraction form
    155,076.69/232,615.05 = 44,268.69/x
  3. Step 3: Cross multiply
    155,076.69x = 232,615.05 × 44,268.69
  4. Step 4: Simplify right side
    155,076.69x = 10,297,563,537.78
  5. Step 5: Solve for x
    x = 10,297,563,537.78/155,076.69
  6. Step 6: Final answer
    x = 66,403.04

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1.5x scale

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.