Home / 274,920.18-412,365.06-75,226.23

Finding the Fourth Proportional to 274,920.18, 412,365.06 and 75,226.23

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Solution

The fourth proportional to 274,920.18, 412,365.06 and 75,226.23 is: 112,835.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,920.18 : 412,365.06 = 75,226.23 : x
  2. Step 2: Convert to fraction form
    274,920.18/412,365.06 = 75,226.23/x
  3. Step 3: Cross multiply
    274,920.18x = 412,365.06 × 75,226.23
  4. Step 4: Simplify right side
    274,920.18x = 31,020,668,847.52
  5. Step 5: Solve for x
    x = 31,020,668,847.52/274,920.18
  6. Step 6: Final answer
    x = 112,835.18

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1.5x scale

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.