Home / 255,415.39-352,473.22-148,047.70

Finding the Fourth Proportional to 255,415.39, 352,473.22 and 148,047.70

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Solution

The fourth proportional to 255,415.39, 352,473.22 and 148,047.70 is: 204,305.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,415.39 : 352,473.22 = 148,047.70 : x
  2. Step 2: Convert to fraction form
    255,415.39/352,473.22 = 148,047.70/x
  3. Step 3: Cross multiply
    255,415.39x = 352,473.22 × 148,047.70
  4. Step 4: Simplify right side
    255,415.39x = 52,182,848,792.36
  5. Step 5: Solve for x
    x = 52,182,848,792.36/255,415.39
  6. Step 6: Final answer
    x = 204,305.81

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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.