Home / 220,692.88-304,510.04-144,323.92

Finding the Fourth Proportional to 220,692.88, 304,510.04 and 144,323.92

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Solution

The fourth proportional to 220,692.88, 304,510.04 and 144,323.92 is: 199,136.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,692.88 : 304,510.04 = 144,323.92 : x
  2. Step 2: Convert to fraction form
    220,692.88/304,510.04 = 144,323.92/x
  3. Step 3: Cross multiply
    220,692.88x = 304,510.04 × 144,323.92
  4. Step 4: Simplify right side
    220,692.88x = 43,948,082,652.16
  5. Step 5: Solve for x
    x = 43,948,082,652.16/220,692.88
  6. Step 6: Final answer
    x = 199,136.84

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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.