Home / 103,163.04-154,752.84-43,999.29

Finding the Fourth Proportional to 103,163.04, 154,752.84 and 43,999.29

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Solution

The fourth proportional to 103,163.04, 154,752.84 and 43,999.29 is: 66,002.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,163.04 : 154,752.84 = 43,999.29 : x
  2. Step 2: Convert to fraction form
    103,163.04/154,752.84 = 43,999.29/x
  3. Step 3: Cross multiply
    103,163.04x = 154,752.84 × 43,999.29
  4. Step 4: Simplify right side
    103,163.04x = 6,809,015,085.48
  5. Step 5: Solve for x
    x = 6,809,015,085.48/103,163.04
  6. Step 6: Final answer
    x = 66,002.47

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1.5x scale

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.