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Finding the Fourth Proportional to 270,164.26, 372,827.85 and 147,659.12

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Solution

The fourth proportional to 270,164.26, 372,827.85 and 147,659.12 is: 203,770.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,164.26 : 372,827.85 = 147,659.12 : x
  2. Step 2: Convert to fraction form
    270,164.26/372,827.85 = 147,659.12/x
  3. Step 3: Cross multiply
    270,164.26x = 372,827.85 × 147,659.12
  4. Step 4: Simplify right side
    270,164.26x = 55,051,431,222.74
  5. Step 5: Solve for x
    x = 55,051,431,222.74/270,164.26
  6. Step 6: Final answer
    x = 203,770.22

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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.