Home / 222,985.40-334,570.44-123,136.70

Finding the Fourth Proportional to 222,985.40, 334,570.44 and 123,136.70

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Solution

The fourth proportional to 222,985.40, 334,570.44 and 123,136.70 is: 184,756.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,985.40 : 334,570.44 = 123,136.70 : x
  2. Step 2: Convert to fraction form
    222,985.40/334,570.44 = 123,136.70/x
  3. Step 3: Cross multiply
    222,985.40x = 334,570.44 × 123,136.70
  4. Step 4: Simplify right side
    222,985.40x = 41,197,899,899.15
  5. Step 5: Solve for x
    x = 41,197,899,899.15/222,985.40
  6. Step 6: Final answer
    x = 184,756.04

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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.