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Finding the Fourth Proportional to 266,014.52, 367,101.08 and 145,158.30

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Solution

The fourth proportional to 266,014.52, 367,101.08 and 145,158.30 is: 200,319.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,014.52 : 367,101.08 = 145,158.30 : x
  2. Step 2: Convert to fraction form
    266,014.52/367,101.08 = 145,158.30/x
  3. Step 3: Cross multiply
    266,014.52x = 367,101.08 × 145,158.30
  4. Step 4: Simplify right side
    266,014.52x = 53,287,768,700.96
  5. Step 5: Solve for x
    x = 53,287,768,700.96/266,014.52
  6. Step 6: Final answer
    x = 200,319.02

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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.