Home / 67,413.23-93,035.94-39,117.09

Finding the Fourth Proportional to 67,413.23, 93,035.94 and 39,117.09

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Solution

The fourth proportional to 67,413.23, 93,035.94 and 39,117.09 is: 53,984.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,413.23 : 93,035.94 = 39,117.09 : x
  2. Step 2: Convert to fraction form
    67,413.23/93,035.94 = 39,117.09/x
  3. Step 3: Cross multiply
    67,413.23x = 93,035.94 × 39,117.09
  4. Step 4: Simplify right side
    67,413.23x = 3,639,295,660.44
  5. Step 5: Solve for x
    x = 3,639,295,660.44/67,413.23
  6. Step 6: Final answer
    x = 53,984.89

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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.