Home / 71,258.04-98,413.92-47,485.62

Finding the Fourth Proportional to 71,258.04, 98,413.92 and 47,485.62

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Solution

The fourth proportional to 71,258.04, 98,413.92 and 47,485.62 is: 65,582.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,258.04 : 98,413.92 = 47,485.62 : x
  2. Step 2: Convert to fraction form
    71,258.04/98,413.92 = 47,485.62/x
  3. Step 3: Cross multiply
    71,258.04x = 98,413.92 × 47,485.62
  4. Step 4: Simplify right side
    71,258.04x = 4,673,246,007.83
  5. Step 5: Solve for x
    x = 4,673,246,007.83/71,258.04
  6. Step 6: Final answer
    x = 65,582.02

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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.