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Finding the Fourth Proportional to 266,156.01, 367,293.06 and 145,295.55

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Solution

The fourth proportional to 266,156.01, 367,293.06 and 145,295.55 is: 200,506.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,156.01 : 367,293.06 = 145,295.55 : x
  2. Step 2: Convert to fraction form
    266,156.01/367,293.06 = 145,295.55/x
  3. Step 3: Cross multiply
    266,156.01x = 367,293.06 × 145,295.55
  4. Step 4: Simplify right side
    266,156.01x = 53,366,047,163.88
  5. Step 5: Solve for x
    x = 53,366,047,163.88/266,156.01
  6. Step 6: Final answer
    x = 200,506.64

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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.