Finding the Fourth Proportional to 99,125.18, 136,604.19 and 97,303.49
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Solution
The fourth proportional to 99,125.18, 136,604.19 and 97,303.49 is: 134,093.72
Step by Step Solution
- Step 1: Write the proportion equation
99,125.18 : 136,604.19 = 97,303.49 : x - Step 2: Convert to fraction form
99,125.18/136,604.19 = 97,303.49/x - Step 3: Cross multiply
99,125.18x = 136,604.19 × 97,303.49 - Step 4: Simplify right side
99,125.18x = 13,292,063,266.08 - Step 5: Solve for x
x = 13,292,063,266.08/99,125.18 - Step 6: Final answer
x = 134,093.72
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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.