Home / 255,443.06-352,511.22-148,075.28

Finding the Fourth Proportional to 255,443.06, 352,511.22 and 148,075.28

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Solution

The fourth proportional to 255,443.06, 352,511.22 and 148,075.28 is: 204,343.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,443.06 : 352,511.22 = 148,075.28 : x
  2. Step 2: Convert to fraction form
    255,443.06/352,511.22 = 148,075.28/x
  3. Step 3: Cross multiply
    255,443.06x = 352,511.22 × 148,075.28
  4. Step 4: Simplify right side
    255,443.06x = 52,198,197,604.64
  5. Step 5: Solve for x
    x = 52,198,197,604.64/255,443.06
  6. Step 6: Final answer
    x = 204,343.77

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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.