Finding the Fourth Proportional to 148,672.24, 205,337.97 and 97,911.88
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Solution
The fourth proportional to 148,672.24, 205,337.97 and 97,911.88 is: 135,230.54
Step by Step Solution
- Step 1: Write the proportion equation
148,672.24 : 205,337.97 = 97,911.88 : x - Step 2: Convert to fraction form
148,672.24/205,337.97 = 97,911.88/x - Step 3: Cross multiply
148,672.24x = 205,337.97 × 97,911.88 - Step 4: Simplify right side
148,672.24x = 20,105,026,678.08 - Step 5: Solve for x
x = 20,105,026,678.08/148,672.24 - Step 6: Final answer
x = 135,230.54
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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.