Finding the Fourth Proportional to 190,572.87, 262,988.74 and 104,530.08
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Solution
The fourth proportional to 190,572.87, 262,988.74 and 104,530.08 is: 144,250.51
Step by Step Solution
- Step 1: Write the proportion equation
190,572.87 : 262,988.74 = 104,530.08 : x - Step 2: Convert to fraction form
190,572.87/262,988.74 = 104,530.08/x - Step 3: Cross multiply
190,572.87x = 262,988.74 × 104,530.08 - Step 4: Simplify right side
190,572.87x = 27,490,234,031.30 - Step 5: Solve for x
x = 27,490,234,031.30/190,572.87 - Step 6: Final answer
x = 144,250.51
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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.