Home / 220,997.66-304,896.80-144,560.34

Finding the Fourth Proportional to 220,997.66, 304,896.80 and 144,560.34

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Solution

The fourth proportional to 220,997.66, 304,896.80 and 144,560.34 is: 199,440.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,997.66 : 304,896.80 = 144,560.34 : x
  2. Step 2: Convert to fraction form
    220,997.66/304,896.80 = 144,560.34/x
  3. Step 3: Cross multiply
    220,997.66x = 304,896.80 × 144,560.34
  4. Step 4: Simplify right side
    220,997.66x = 44,075,984,350.11
  5. Step 5: Solve for x
    x = 44,075,984,350.11/220,997.66
  6. Step 6: Final answer
    x = 199,440.96

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1.5x scale

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.