Home / 74,939.38-112,413.93-22,354.18

Finding the Fourth Proportional to 74,939.38, 112,413.93 and 22,354.18

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Solution

The fourth proportional to 74,939.38, 112,413.93 and 22,354.18 is: 33,532.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,939.38 : 112,413.93 = 22,354.18 : x
  2. Step 2: Convert to fraction form
    74,939.38/112,413.93 = 22,354.18/x
  3. Step 3: Cross multiply
    74,939.38x = 112,413.93 × 22,354.18
  4. Step 4: Simplify right side
    74,939.38x = 2,512,921,225.73
  5. Step 5: Solve for x
    x = 2,512,921,225.73/74,939.38
  6. Step 6: Final answer
    x = 33,532.72

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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.