Home / 76,076.10-104,979.69-44,242.74

Finding the Fourth Proportional to 76,076.10, 104,979.69 and 44,242.74

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Solution

The fourth proportional to 76,076.10, 104,979.69 and 44,242.74 is: 61,051.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,076.10 : 104,979.69 = 44,242.74 : x
  2. Step 2: Convert to fraction form
    76,076.10/104,979.69 = 44,242.74/x
  3. Step 3: Cross multiply
    76,076.10x = 104,979.69 × 44,242.74
  4. Step 4: Simplify right side
    76,076.10x = 4,644,589,129.95
  5. Step 5: Solve for x
    x = 4,644,589,129.95/76,076.10
  6. Step 6: Final answer
    x = 61,051.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.