Home / 255,401.46-352,454.01-148,033.77

Finding the Fourth Proportional to 255,401.46, 352,454.01 and 148,033.77

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Solution

The fourth proportional to 255,401.46, 352,454.01 and 148,033.77 is: 204,286.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,401.46 : 352,454.01 = 148,033.77 : x
  2. Step 2: Convert to fraction form
    255,401.46/352,454.01 = 148,033.77/x
  3. Step 3: Cross multiply
    255,401.46x = 352,454.01 × 148,033.77
  4. Step 4: Simplify right side
    255,401.46x = 52,175,095,851.92
  5. Step 5: Solve for x
    x = 52,175,095,851.92/255,401.46
  6. Step 6: Final answer
    x = 204,286.60

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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.