Home / 192,304.56-265,380.30-107,421.63

Finding the Fourth Proportional to 192,304.56, 265,380.30 and 107,421.63

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Solution

The fourth proportional to 192,304.56, 265,380.30 and 107,421.63 is: 148,241.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,304.56 : 265,380.30 = 107,421.63 : x
  2. Step 2: Convert to fraction form
    192,304.56/265,380.30 = 107,421.63/x
  3. Step 3: Cross multiply
    192,304.56x = 265,380.30 × 107,421.63
  4. Step 4: Simplify right side
    192,304.56x = 28,507,584,395.89
  5. Step 5: Solve for x
    x = 28,507,584,395.89/192,304.56
  6. Step 6: Final answer
    x = 148,241.85

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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.