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Finding the Fourth Proportional to 252,242.39, 348,119.01 and 188,469.47

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Solution

The fourth proportional to 252,242.39, 348,119.01 and 188,469.47 is: 260,106.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,242.39 : 348,119.01 = 188,469.47 : x
  2. Step 2: Convert to fraction form
    252,242.39/348,119.01 = 188,469.47/x
  3. Step 3: Cross multiply
    252,242.39x = 348,119.01 × 188,469.47
  4. Step 4: Simplify right side
    252,242.39x = 65,609,803,571.03
  5. Step 5: Solve for x
    x = 65,609,803,571.03/252,242.39
  6. Step 6: Final answer
    x = 260,106.18

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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.