Home / 228,549.77-315,293.99-148,003.23

Finding the Fourth Proportional to 228,549.77, 315,293.99 and 148,003.23

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Solution

The fourth proportional to 228,549.77, 315,293.99 and 148,003.23 is: 204,176.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,549.77 : 315,293.99 = 148,003.23 : x
  2. Step 2: Convert to fraction form
    228,549.77/315,293.99 = 148,003.23/x
  3. Step 3: Cross multiply
    228,549.77x = 315,293.99 × 148,003.23
  4. Step 4: Simplify right side
    228,549.77x = 46,664,528,179.57
  5. Step 5: Solve for x
    x = 46,664,528,179.57/228,549.77
  6. Step 6: Final answer
    x = 204,176.66

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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.