Home / 117,181.76-175,836.60-49,703.28

Finding the Fourth Proportional to 117,181.76, 175,836.60 and 49,703.28

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Solution

The fourth proportional to 117,181.76, 175,836.60 and 49,703.28 is: 74,582.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,181.76 : 175,836.60 = 49,703.28 : x
  2. Step 2: Convert to fraction form
    117,181.76/175,836.60 = 49,703.28/x
  3. Step 3: Cross multiply
    117,181.76x = 175,836.60 × 49,703.28
  4. Step 4: Simplify right side
    117,181.76x = 8,739,655,764.05
  5. Step 5: Solve for x
    x = 8,739,655,764.05/117,181.76
  6. Step 6: Final answer
    x = 74,582.05

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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.