Finding the Fourth Proportional to 197,431.80, 295,953.30 and 97,607.40
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Solution
The fourth proportional to 197,431.80, 295,953.30 and 97,607.40 is: 146,314.99
Step by Step Solution
- Step 1: Write the proportion equation
197,431.80 : 295,953.30 = 97,607.40 : x - Step 2: Convert to fraction form
197,431.80/295,953.30 = 97,607.40/x - Step 3: Cross multiply
197,431.80x = 295,953.30 × 97,607.40 - Step 4: Simplify right side
197,431.80x = 28,887,232,134.42 - Step 5: Solve for x
x = 28,887,232,134.42/197,431.80 - Step 6: Final answer
x = 146,314.99
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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.