Home / 80,028.06-120,039.48-23,868.63

Finding the Fourth Proportional to 80,028.06, 120,039.48 and 23,868.63

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Solution

The fourth proportional to 80,028.06, 120,039.48 and 23,868.63 is: 35,802.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,028.06 : 120,039.48 = 23,868.63 : x
  2. Step 2: Convert to fraction form
    80,028.06/120,039.48 = 23,868.63/x
  3. Step 3: Cross multiply
    80,028.06x = 120,039.48 × 23,868.63
  4. Step 4: Simplify right side
    80,028.06x = 2,865,177,933.51
  5. Step 5: Solve for x
    x = 2,865,177,933.51/80,028.06
  6. Step 6: Final answer
    x = 35,802.17

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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.