Home / 121,858.10-182,790.89-33,113.48

Finding the Fourth Proportional to 121,858.10, 182,790.89 and 33,113.48

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Solution

The fourth proportional to 121,858.10, 182,790.89 and 33,113.48 is: 49,671.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,858.10 : 182,790.89 = 33,113.48 : x
  2. Step 2: Convert to fraction form
    121,858.10/182,790.89 = 33,113.48/x
  3. Step 3: Cross multiply
    121,858.10x = 182,790.89 × 33,113.48
  4. Step 4: Simplify right side
    121,858.10x = 6,052,842,480.20
  5. Step 5: Solve for x
    x = 6,052,842,480.20/121,858.10
  6. Step 6: Final answer
    x = 49,671.24

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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.