Home / 255,475.20-352,555.86-148,107.48

Finding the Fourth Proportional to 255,475.20, 352,555.86 and 148,107.48

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Solution

The fourth proportional to 255,475.20, 352,555.86 and 148,107.48 is: 204,388.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,475.20 : 352,555.86 = 148,107.48 : x
  2. Step 2: Convert to fraction form
    255,475.20/352,555.86 = 148,107.48/x
  3. Step 3: Cross multiply
    255,475.20x = 352,555.86 × 148,107.48
  4. Step 4: Simplify right side
    255,475.20x = 52,216,159,983.83
  5. Step 5: Solve for x
    x = 52,216,159,983.83/255,475.20
  6. Step 6: Final answer
    x = 204,388.37

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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.