Finding the Fourth Proportional to 176,536.10, 243,595.77 and 104,889.98
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Solution
The fourth proportional to 176,536.10, 243,595.77 and 104,889.98 is: 144,733.88
Step by Step Solution
- Step 1: Write the proportion equation
176,536.10 : 243,595.77 = 104,889.98 : x - Step 2: Convert to fraction form
176,536.10/243,595.77 = 104,889.98/x - Step 3: Cross multiply
176,536.10x = 243,595.77 × 104,889.98 - Step 4: Simplify right side
176,536.10x = 25,550,755,443.38 - Step 5: Solve for x
x = 25,550,755,443.38/176,536.10 - Step 6: Final answer
x = 144,733.88
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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.