Home / 245,961.09-339,511.25-144,019.32

Finding the Fourth Proportional to 245,961.09, 339,511.25 and 144,019.32

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Solution

The fourth proportional to 245,961.09, 339,511.25 and 144,019.32 is: 198,796.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,961.09 : 339,511.25 = 144,019.32 : x
  2. Step 2: Convert to fraction form
    245,961.09/339,511.25 = 144,019.32/x
  3. Step 3: Cross multiply
    245,961.09x = 339,511.25 × 144,019.32
  4. Step 4: Simplify right side
    245,961.09x = 48,896,179,782.59
  5. Step 5: Solve for x
    x = 48,896,179,782.59/245,961.09
  6. Step 6: Final answer
    x = 198,796.40

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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.