Home / 190,625.02-263,058.42-105,740.26

Finding the Fourth Proportional to 190,625.02, 263,058.42 and 105,740.26

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Solution

The fourth proportional to 190,625.02, 263,058.42 and 105,740.26 is: 145,919.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,625.02 : 263,058.42 = 105,740.26 : x
  2. Step 2: Convert to fraction form
    190,625.02/263,058.42 = 105,740.26/x
  3. Step 3: Cross multiply
    190,625.02x = 263,058.42 × 105,740.26
  4. Step 4: Simplify right side
    190,625.02x = 27,815,865,725.99
  5. Step 5: Solve for x
    x = 27,815,865,725.99/190,625.02
  6. Step 6: Final answer
    x = 145,919.28

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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.