Home / 109,288.04-163,817.20-50,075.02

Finding the Fourth Proportional to 109,288.04, 163,817.20 and 50,075.02

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Solution

The fourth proportional to 109,288.04, 163,817.20 and 50,075.02 is: 75,059.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,288.04 : 163,817.20 = 50,075.02 : x
  2. Step 2: Convert to fraction form
    109,288.04/163,817.20 = 50,075.02/x
  3. Step 3: Cross multiply
    109,288.04x = 163,817.20 × 50,075.02
  4. Step 4: Simplify right side
    109,288.04x = 8,203,148,496.88
  5. Step 5: Solve for x
    x = 8,203,148,496.88/109,288.04
  6. Step 6: Final answer
    x = 75,059.89

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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.