Finding the Fourth Proportional to 204,775.56, 307,301.74 and 71,656.99
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Solution
The fourth proportional to 204,775.56, 307,301.74 and 71,656.99 is: 107,533.91
Step by Step Solution
- Step 1: Write the proportion equation
204,775.56 : 307,301.74 = 71,656.99 : x - Step 2: Convert to fraction form
204,775.56/307,301.74 = 71,656.99/x - Step 3: Cross multiply
204,775.56x = 307,301.74 × 71,656.99 - Step 4: Simplify right side
204,775.56x = 22,020,316,762.77 - Step 5: Solve for x
x = 22,020,316,762.77/204,775.56 - Step 6: Final answer
x = 107,533.91
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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.