Home / 268,272.39-370,214.67-147,413.34

Finding the Fourth Proportional to 268,272.39, 370,214.67 and 147,413.34

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Solution

The fourth proportional to 268,272.39, 370,214.67 and 147,413.34 is: 203,429.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,272.39 : 370,214.67 = 147,413.34 : x
  2. Step 2: Convert to fraction form
    268,272.39/370,214.67 = 147,413.34/x
  3. Step 3: Cross multiply
    268,272.39x = 370,214.67 × 147,413.34
  4. Step 4: Simplify right side
    268,272.39x = 54,574,581,021.70
  5. Step 5: Solve for x
    x = 54,574,581,021.70/268,272.39
  6. Step 6: Final answer
    x = 203,429.73

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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.