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Finding the Fourth Proportional to 266,627.43, 367,954.74 and 145,766.07

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Solution

The fourth proportional to 266,627.43, 367,954.74 and 145,766.07 is: 201,162.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,627.43 : 367,954.74 = 145,766.07 : x
  2. Step 2: Convert to fraction form
    266,627.43/367,954.74 = 145,766.07/x
  3. Step 3: Cross multiply
    266,627.43x = 367,954.74 × 145,766.07
  4. Step 4: Simplify right side
    266,627.43x = 53,635,316,387.67
  5. Step 5: Solve for x
    x = 53,635,316,387.67/266,627.43
  6. Step 6: Final answer
    x = 201,162.03

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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.