Home / 134,413.20-201,692.70-55,535.40

Finding the Fourth Proportional to 134,413.20, 201,692.70 and 55,535.40

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Solution

The fourth proportional to 134,413.20, 201,692.70 and 55,535.40 is: 83,333.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,413.20 : 201,692.70 = 55,535.40 : x
  2. Step 2: Convert to fraction form
    134,413.20/201,692.70 = 55,535.40/x
  3. Step 3: Cross multiply
    134,413.20x = 201,692.70 × 55,535.40
  4. Step 4: Simplify right side
    134,413.20x = 11,201,084,771.58
  5. Step 5: Solve for x
    x = 11,201,084,771.58/134,413.20
  6. Step 6: Final answer
    x = 83,333.22

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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.