Finding the Fourth Proportional to 195,054.21, 292,665.83 and 68,784.68
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Solution
The fourth proportional to 195,054.21, 292,665.83 and 68,784.68 is: 103,206.82
Step by Step Solution
- Step 1: Write the proportion equation
195,054.21 : 292,665.83 = 68,784.68 : x - Step 2: Convert to fraction form
195,054.21/292,665.83 = 68,784.68/x - Step 3: Cross multiply
195,054.21x = 292,665.83 × 68,784.68 - Step 4: Simplify right side
195,054.21x = 20,130,923,656.23 - Step 5: Solve for x
x = 20,130,923,656.23/195,054.21 - Step 6: Final answer
x = 103,206.82
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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.