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Finding the Fourth Proportional to 266,227.83, 367,389.54 and 145,365.84

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Solution

The fourth proportional to 266,227.83, 367,389.54 and 145,365.84 is: 200,602.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,227.83 : 367,389.54 = 145,365.84 : x
  2. Step 2: Convert to fraction form
    266,227.83/367,389.54 = 145,365.84/x
  3. Step 3: Cross multiply
    266,227.83x = 367,389.54 × 145,365.84
  4. Step 4: Simplify right side
    266,227.83x = 53,405,889,089.31
  5. Step 5: Solve for x
    x = 53,405,889,089.31/266,227.83
  6. Step 6: Final answer
    x = 200,602.20

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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.