Home / 94,413.60-141,328.80-54,853.20

Finding the Fourth Proportional to 94,413.60, 141,328.80 and 54,853.20

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Solution

The fourth proportional to 94,413.60, 141,328.80 and 54,853.20 is: 82,110.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,413.60 : 141,328.80 = 54,853.20 : x
  2. Step 2: Convert to fraction form
    94,413.60/141,328.80 = 54,853.20/x
  3. Step 3: Cross multiply
    94,413.60x = 141,328.80 × 54,853.20
  4. Step 4: Simplify right side
    94,413.60x = 7,752,336,932.16
  5. Step 5: Solve for x
    x = 7,752,336,932.16/94,413.60
  6. Step 6: Final answer
    x = 82,110.38

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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.