Finding the Fourth Proportional to 205,655.36, 308,358.48 and 134,492.08
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Solution
The fourth proportional to 205,655.36, 308,358.48 and 134,492.08 is: 201,656.66
Step by Step Solution
- Step 1: Write the proportion equation
205,655.36 : 308,358.48 = 134,492.08 : x - Step 2: Convert to fraction form
205,655.36/308,358.48 = 134,492.08/x - Step 3: Cross multiply
205,655.36x = 308,358.48 × 134,492.08 - Step 4: Simplify right side
205,655.36x = 41,471,773,360.84 - Step 5: Solve for x
x = 41,471,773,360.84/205,655.36 - Step 6: Final answer
x = 201,656.66
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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.