Finding the Fourth Proportional to 190,776.08, 263,274.08 and 104,742.99
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Solution
The fourth proportional to 190,776.08, 263,274.08 and 104,742.99 is: 144,547.02
Step by Step Solution
- Step 1: Write the proportion equation
190,776.08 : 263,274.08 = 104,742.99 : x - Step 2: Convert to fraction form
190,776.08/263,274.08 = 104,742.99/x - Step 3: Cross multiply
190,776.08x = 263,274.08 × 104,742.99 - Step 4: Simplify right side
190,776.08x = 27,576,113,804.98 - Step 5: Solve for x
x = 27,576,113,804.98/190,776.08 - Step 6: Final answer
x = 144,547.02
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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.