Home / 161,212.88-241,819-42,884.36

Finding the Fourth Proportional to 161,212.88, 241,819 and 42,884.36

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Solution

The fourth proportional to 161,212.88, 241,819 and 42,884.36 is: 64,326.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,212.88 : 241,819 = 42,884.36 : x
  2. Step 2: Convert to fraction form
    161,212.88/241,819 = 42,884.36/x
  3. Step 3: Cross multiply
    161,212.88x = 241,819 × 42,884.36
  4. Step 4: Simplify right side
    161,212.88x = 10,370,253,050.84
  5. Step 5: Solve for x
    x = 10,370,253,050.84/161,212.88
  6. Step 6: Final answer
    x = 64,326.45

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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.