Home / 269,068.86-371,241.16-187,305.50

Finding the Fourth Proportional to 269,068.86, 371,241.16 and 187,305.50

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Solution

The fourth proportional to 269,068.86, 371,241.16 and 187,305.50 is: 258,430.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,068.86 : 371,241.16 = 187,305.50 : x
  2. Step 2: Convert to fraction form
    269,068.86/371,241.16 = 187,305.50/x
  3. Step 3: Cross multiply
    269,068.86x = 371,241.16 × 187,305.50
  4. Step 4: Simplify right side
    269,068.86x = 69,535,511,554.22
  5. Step 5: Solve for x
    x = 69,535,511,554.22/269,068.86
  6. Step 6: Final answer
    x = 258,430.17

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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.