Home / 247,220.09-370,610.19-89,413.46

Finding the Fourth Proportional to 247,220.09, 370,610.19 and 89,413.46

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Solution

The fourth proportional to 247,220.09, 370,610.19 and 89,413.46 is: 134,040.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,220.09 : 370,610.19 = 89,413.46 : x
  2. Step 2: Convert to fraction form
    247,220.09/370,610.19 = 89,413.46/x
  3. Step 3: Cross multiply
    247,220.09x = 370,610.19 × 89,413.46
  4. Step 4: Simplify right side
    247,220.09x = 33,137,537,546.11
  5. Step 5: Solve for x
    x = 33,137,537,546.11/247,220.09
  6. Step 6: Final answer
    x = 134,040.64

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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.