Home / 228,550.77-315,295.36-148,004.23

Finding the Fourth Proportional to 228,550.77, 315,295.36 and 148,004.23

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Solution

The fourth proportional to 228,550.77, 315,295.36 and 148,004.23 is: 204,178.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,550.77 : 315,295.36 = 148,004.23 : x
  2. Step 2: Convert to fraction form
    228,550.77/315,295.36 = 148,004.23/x
  3. Step 3: Cross multiply
    228,550.77x = 315,295.36 × 148,004.23
  4. Step 4: Simplify right side
    228,550.77x = 46,665,046,979.37
  5. Step 5: Solve for x
    x = 46,665,046,979.37/228,550.77
  6. Step 6: Final answer
    x = 204,178.03

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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.