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Finding the Fourth Proportional to 266,325.54, 367,527.36 and 145,466.86

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Solution

The fourth proportional to 266,325.54, 367,527.36 and 145,466.86 is: 200,743.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,325.54 : 367,527.36 = 145,466.86 : x
  2. Step 2: Convert to fraction form
    266,325.54/367,527.36 = 145,466.86/x
  3. Step 3: Cross multiply
    266,325.54x = 367,527.36 × 145,466.86
  4. Step 4: Simplify right side
    266,325.54x = 53,463,051,023.29
  5. Step 5: Solve for x
    x = 53,463,051,023.29/266,325.54
  6. Step 6: Final answer
    x = 200,743.24

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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.