Home / 370,628.94-555,834.35-168,107.88

Finding the Fourth Proportional to 370,628.94, 555,834.35 and 168,107.88

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Solution

The fourth proportional to 370,628.94, 555,834.35 and 168,107.88 is: 252,112.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,628.94 : 555,834.35 = 168,107.88 : x
  2. Step 2: Convert to fraction form
    370,628.94/555,834.35 = 168,107.88/x
  3. Step 3: Cross multiply
    370,628.94x = 555,834.35 × 168,107.88
  4. Step 4: Simplify right side
    370,628.94x = 93,440,132,326.95
  5. Step 5: Solve for x
    x = 93,440,132,326.95/370,628.94
  6. Step 6: Final answer
    x = 252,112.35

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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.