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Finding the Fourth Proportional to 223,634.88, 335,009.52 and 144,804.60

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Solution

The fourth proportional to 223,634.88, 335,009.52 and 144,804.60 is: 216,920.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,634.88 : 335,009.52 = 144,804.60 : x
  2. Step 2: Convert to fraction form
    223,634.88/335,009.52 = 144,804.60/x
  3. Step 3: Cross multiply
    223,634.88x = 335,009.52 × 144,804.60
  4. Step 4: Simplify right side
    223,634.88x = 48,510,919,539.79
  5. Step 5: Solve for x
    x = 48,510,919,539.79/223,634.88
  6. Step 6: Final answer
    x = 216,920.18

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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.