Finding the Fourth Proportional to 205,337.43, 308,017.17 and 65,106.99
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Solution
The fourth proportional to 205,337.43, 308,017.17 and 65,106.99 is: 97,663.98
Step by Step Solution
- Step 1: Write the proportion equation
205,337.43 : 308,017.17 = 65,106.99 : x - Step 2: Convert to fraction form
205,337.43/308,017.17 = 65,106.99/x - Step 3: Cross multiply
205,337.43x = 308,017.17 × 65,106.99 - Step 4: Simplify right side
205,337.43x = 20,054,070,807.02 - Step 5: Solve for x
x = 20,054,070,807.02/205,337.43 - Step 6: Final answer
x = 97,663.98
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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.