Home / 205,231.03-307,846.54-149,426.26

Finding the Fourth Proportional to 205,231.03, 307,846.54 and 149,426.26

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Solution

The fourth proportional to 205,231.03, 307,846.54 and 149,426.26 is: 224,139.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,231.03 : 307,846.54 = 149,426.26 : x
  2. Step 2: Convert to fraction form
    205,231.03/307,846.54 = 149,426.26/x
  3. Step 3: Cross multiply
    205,231.03x = 307,846.54 × 149,426.26
  4. Step 4: Simplify right side
    205,231.03x = 46,000,358,019.09
  5. Step 5: Solve for x
    x = 46,000,358,019.09/205,231.03
  6. Step 6: Final answer
    x = 224,139.39

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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.