Finding the Fourth Proportional to 104,493.52, 144,245.20 and 70,547.99
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Solution
The fourth proportional to 104,493.52, 144,245.20 and 70,547.99 is: 97,386.03
Step by Step Solution
- Step 1: Write the proportion equation
104,493.52 : 144,245.20 = 70,547.99 : x - Step 2: Convert to fraction form
104,493.52/144,245.20 = 70,547.99/x - Step 3: Cross multiply
104,493.52x = 144,245.20 × 70,547.99 - Step 4: Simplify right side
104,493.52x = 10,176,208,927.15 - Step 5: Solve for x
x = 10,176,208,927.15/104,493.52 - Step 6: Final answer
x = 97,386.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.