Home / 99,750.96-149,570.82-33,155.46

Finding the Fourth Proportional to 99,750.96, 149,570.82 and 33,155.46

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Solution

The fourth proportional to 99,750.96, 149,570.82 and 33,155.46 is: 49,714.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,750.96 : 149,570.82 = 33,155.46 : x
  2. Step 2: Convert to fraction form
    99,750.96/149,570.82 = 33,155.46/x
  3. Step 3: Cross multiply
    99,750.96x = 149,570.82 × 33,155.46
  4. Step 4: Simplify right side
    99,750.96x = 4,959,089,339.68
  5. Step 5: Solve for x
    x = 4,959,089,339.68/99,750.96
  6. Step 6: Final answer
    x = 49,714.70

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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.