Home / 228,637.33-315,414.67-148,090.75

Finding the Fourth Proportional to 228,637.33, 315,414.67 and 148,090.75

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Solution

The fourth proportional to 228,637.33, 315,414.67 and 148,090.75 is: 204,297.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,637.33 : 315,414.67 = 148,090.75 : x
  2. Step 2: Convert to fraction form
    228,637.33/315,414.67 = 148,090.75/x
  3. Step 3: Cross multiply
    228,637.33x = 315,414.67 × 148,090.75
  4. Step 4: Simplify right side
    228,637.33x = 46,709,995,041.30
  5. Step 5: Solve for x
    x = 46,709,995,041.30/228,637.33
  6. Step 6: Final answer
    x = 204,297.33

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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.