Home / 189,272.55-283,908.83-155,446.95

Finding the Fourth Proportional to 189,272.55, 283,908.83 and 155,446.95

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Solution

The fourth proportional to 189,272.55, 283,908.83 and 155,446.95 is: 233,170.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,272.55 : 283,908.83 = 155,446.95 : x
  2. Step 2: Convert to fraction form
    189,272.55/283,908.83 = 155,446.95/x
  3. Step 3: Cross multiply
    189,272.55x = 283,908.83 × 155,446.95
  4. Step 4: Simplify right side
    189,272.55x = 44,132,760,924.33
  5. Step 5: Solve for x
    x = 44,132,760,924.33/189,272.55
  6. Step 6: Final answer
    x = 233,170.43

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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.