Home / 88,708.35-122,413.10-48,423.81

Finding the Fourth Proportional to 88,708.35, 122,413.10 and 48,423.81

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Solution

The fourth proportional to 88,708.35, 122,413.10 and 48,423.81 is: 66,822.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,708.35 : 122,413.10 = 48,423.81 : x
  2. Step 2: Convert to fraction form
    88,708.35/122,413.10 = 48,423.81/x
  3. Step 3: Cross multiply
    88,708.35x = 122,413.10 × 48,423.81
  4. Step 4: Simplify right side
    88,708.35x = 5,927,708,453.79
  5. Step 5: Solve for x
    x = 5,927,708,453.79/88,708.35
  6. Step 6: Final answer
    x = 66,822.44

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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.