Finding the Fourth Proportional to 76,197.49, 114,303.76 and 26,271.02
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Solution
The fourth proportional to 76,197.49, 114,303.76 and 26,271.02 is: 39,409.12
Step by Step Solution
- Step 1: Write the proportion equation
76,197.49 : 114,303.76 = 26,271.02 : x - Step 2: Convert to fraction form
76,197.49/114,303.76 = 26,271.02/x - Step 3: Cross multiply
76,197.49x = 114,303.76 × 26,271.02 - Step 4: Simplify right side
76,197.49x = 3,002,875,942.16 - Step 5: Solve for x
x = 3,002,875,942.16/76,197.49 - Step 6: Final answer
x = 39,409.12
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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.