Home / 173,869.76-239,928.48-98,413.76

Finding the Fourth Proportional to 173,869.76, 239,928.48 and 98,413.76

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Solution

The fourth proportional to 173,869.76, 239,928.48 and 98,413.76 is: 135,804.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,869.76 : 239,928.48 = 98,413.76 : x
  2. Step 2: Convert to fraction form
    173,869.76/239,928.48 = 98,413.76/x
  3. Step 3: Cross multiply
    173,869.76x = 239,928.48 × 98,413.76
  4. Step 4: Simplify right side
    173,869.76x = 23,612,263,847.88
  5. Step 5: Solve for x
    x = 23,612,263,847.88/173,869.76
  6. Step 6: Final answer
    x = 135,804.32

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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.