Home / 303,623.55-455,435.33-93,261.15

Finding the Fourth Proportional to 303,623.55, 455,435.33 and 93,261.15

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Solution

The fourth proportional to 303,623.55, 455,435.33 and 93,261.15 is: 139,891.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,623.55 : 455,435.33 = 93,261.15 : x
  2. Step 2: Convert to fraction form
    303,623.55/455,435.33 = 93,261.15/x
  3. Step 3: Cross multiply
    303,623.55x = 455,435.33 × 93,261.15
  4. Step 4: Simplify right side
    303,623.55x = 42,474,422,160.12
  5. Step 5: Solve for x
    x = 42,474,422,160.12/303,623.55
  6. Step 6: Final answer
    x = 139,891.73

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.