Home / 284,846.06-427,265.30-85,168.10

Finding the Fourth Proportional to 284,846.06, 427,265.30 and 85,168.10

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Solution

The fourth proportional to 284,846.06, 427,265.30 and 85,168.10 is: 127,751.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,846.06 : 427,265.30 = 85,168.10 : x
  2. Step 2: Convert to fraction form
    284,846.06/427,265.30 = 85,168.10/x
  3. Step 3: Cross multiply
    284,846.06x = 427,265.30 × 85,168.10
  4. Step 4: Simplify right side
    284,846.06x = 36,389,373,796.93
  5. Step 5: Solve for x
    x = 36,389,373,796.93/284,846.06
  6. Step 6: Final answer
    x = 127,751.02

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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.