Home / 370,736.76-556,134.30-146,081.64

Finding the Fourth Proportional to 370,736.76, 556,134.30 and 146,081.64

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Solution

The fourth proportional to 370,736.76, 556,134.30 and 146,081.64 is: 219,133.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,736.76 : 556,134.30 = 146,081.64 : x
  2. Step 2: Convert to fraction form
    370,736.76/556,134.30 = 146,081.64/x
  3. Step 3: Cross multiply
    370,736.76x = 556,134.30 × 146,081.64
  4. Step 4: Simplify right side
    370,736.76x = 81,241,010,604.25
  5. Step 5: Solve for x
    x = 81,241,010,604.25/370,736.76
  6. Step 6: Final answer
    x = 219,133.95

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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.