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Finding the Fourth Proportional to 223,621, 334,585.06 and 132,485.34

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Solution

The fourth proportional to 223,621, 334,585.06 and 132,485.34 is: 198,226.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,621 : 334,585.06 = 132,485.34 : x
  2. Step 2: Convert to fraction form
    223,621/334,585.06 = 132,485.34/x
  3. Step 3: Cross multiply
    223,621x = 334,585.06 × 132,485.34
  4. Step 4: Simplify right side
    223,621x = 44,327,615,433.02
  5. Step 5: Solve for x
    x = 44,327,615,433.02/223,621
  6. Step 6: Final answer
    x = 198,226.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.