Home / 228,550.80-315,295.40-148,004.26

Finding the Fourth Proportional to 228,550.80, 315,295.40 and 148,004.26

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Solution

The fourth proportional to 228,550.80, 315,295.40 and 148,004.26 is: 204,178.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,550.80 : 315,295.40 = 148,004.26 : x
  2. Step 2: Convert to fraction form
    228,550.80/315,295.40 = 148,004.26/x
  3. Step 3: Cross multiply
    228,550.80x = 315,295.40 × 148,004.26
  4. Step 4: Simplify right side
    228,550.80x = 46,665,063,713.71
  5. Step 5: Solve for x
    x = 46,665,063,713.71/228,550.80
  6. Step 6: Final answer
    x = 204,178.08

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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.