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Finding the Fourth Proportional to 223,253.20, 334,889.56 and 110,987.20

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Solution

The fourth proportional to 223,253.20, 334,889.56 and 110,987.20 is: 166,485.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,253.20 : 334,889.56 = 110,987.20 : x
  2. Step 2: Convert to fraction form
    223,253.20/334,889.56 = 110,987.20/x
  3. Step 3: Cross multiply
    223,253.20x = 334,889.56 × 110,987.20
  4. Step 4: Simplify right side
    223,253.20x = 37,168,454,573.63
  5. Step 5: Solve for x
    x = 37,168,454,573.63/223,253.20
  6. Step 6: Final answer
    x = 166,485.65

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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.