Home / 229,063.90-343,855.05-135,622.30

Finding the Fourth Proportional to 229,063.90, 343,855.05 and 135,622.30

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Solution

The fourth proportional to 229,063.90, 343,855.05 and 135,622.30 is: 203,586.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,063.90 : 343,855.05 = 135,622.30 : x
  2. Step 2: Convert to fraction form
    229,063.90/343,855.05 = 135,622.30/x
  3. Step 3: Cross multiply
    229,063.90x = 343,855.05 × 135,622.30
  4. Step 4: Simplify right side
    229,063.90x = 46,634,412,747.62
  5. Step 5: Solve for x
    x = 46,634,412,747.62/229,063.90
  6. Step 6: Final answer
    x = 203,586.92

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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.