Home / 241,769.90-333,557.19-138,328.54

Finding the Fourth Proportional to 241,769.90, 333,557.19 and 138,328.54

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Solution

The fourth proportional to 241,769.90, 333,557.19 and 138,328.54 is: 190,844.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,769.90 : 333,557.19 = 138,328.54 : x
  2. Step 2: Convert to fraction form
    241,769.90/333,557.19 = 138,328.54/x
  3. Step 3: Cross multiply
    241,769.90x = 333,557.19 × 138,328.54
  4. Step 4: Simplify right side
    241,769.90x = 46,140,477,431.42
  5. Step 5: Solve for x
    x = 46,140,477,431.42/241,769.90
  6. Step 6: Final answer
    x = 190,844.59

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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.