Finding the Fourth Proportional to 76,227.18, 114,358.93 and 26,307.70
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Solution
The fourth proportional to 76,227.18, 114,358.93 and 26,307.70 is: 39,467.82
Step by Step Solution
- Step 1: Write the proportion equation
76,227.18 : 114,358.93 = 26,307.70 : x - Step 2: Convert to fraction form
76,227.18/114,358.93 = 26,307.70/x - Step 3: Cross multiply
76,227.18x = 114,358.93 × 26,307.70 - Step 4: Simplify right side
76,227.18x = 3,008,520,788.35 - Step 5: Solve for x
x = 3,008,520,788.35/76,227.18 - Step 6: Final answer
x = 39,467.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.