Home / 98,989.50-148,413.71-46,370.28

Finding the Fourth Proportional to 98,989.50, 148,413.71 and 46,370.28

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Solution

The fourth proportional to 98,989.50, 148,413.71 and 46,370.28 is: 69,522.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,989.50 : 148,413.71 = 46,370.28 : x
  2. Step 2: Convert to fraction form
    98,989.50/148,413.71 = 46,370.28/x
  3. Step 3: Cross multiply
    98,989.50x = 148,413.71 × 46,370.28
  4. Step 4: Simplify right side
    98,989.50x = 6,881,985,288.54
  5. Step 5: Solve for x
    x = 6,881,985,288.54/98,989.50
  6. Step 6: Final answer
    x = 69,522.38

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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.