Home / 205,075.80-307,480.05-184,080.60

Finding the Fourth Proportional to 205,075.80, 307,480.05 and 184,080.60

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Solution

The fourth proportional to 205,075.80, 307,480.05 and 184,080.60 is: 276,000.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,075.80 : 307,480.05 = 184,080.60 : x
  2. Step 2: Convert to fraction form
    205,075.80/307,480.05 = 184,080.60/x
  3. Step 3: Cross multiply
    205,075.80x = 307,480.05 × 184,080.60
  4. Step 4: Simplify right side
    205,075.80x = 56,601,112,092.03
  5. Step 5: Solve for x
    x = 56,601,112,092.03/205,075.80
  6. Step 6: Final answer
    x = 276,000.93

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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.