Home / 213,225.44-294,127.75-137,773.94

Finding the Fourth Proportional to 213,225.44, 294,127.75 and 137,773.94

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Solution

The fourth proportional to 213,225.44, 294,127.75 and 137,773.94 is: 190,048.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,225.44 : 294,127.75 = 137,773.94 : x
  2. Step 2: Convert to fraction form
    213,225.44/294,127.75 = 137,773.94/x
  3. Step 3: Cross multiply
    213,225.44x = 294,127.75 × 137,773.94
  4. Step 4: Simplify right side
    213,225.44x = 40,523,136,821.33
  5. Step 5: Solve for x
    x = 40,523,136,821.33/213,225.44
  6. Step 6: Final answer
    x = 190,048.33

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1.5x scale

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.