Home / 147,364.22-221,200.94-130,604.51

Finding the Fourth Proportional to 147,364.22, 221,200.94 and 130,604.51

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Solution

The fourth proportional to 147,364.22, 221,200.94 and 130,604.51 is: 196,043.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,364.22 : 221,200.94 = 130,604.51 : x
  2. Step 2: Convert to fraction form
    147,364.22/221,200.94 = 130,604.51/x
  3. Step 3: Cross multiply
    147,364.22x = 221,200.94 × 130,604.51
  4. Step 4: Simplify right side
    147,364.22x = 28,889,840,380.24
  5. Step 5: Solve for x
    x = 28,889,840,380.24/147,364.22
  6. Step 6: Final answer
    x = 196,043.79

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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.