Finding the Fourth Proportional to 251,045.10, 346,440.99 and 136,322.73
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Solution
The fourth proportional to 251,045.10, 346,440.99 and 136,322.73 is: 188,124.68
Step by Step Solution
- Step 1: Write the proportion equation
251,045.10 : 346,440.99 = 136,322.73 : x - Step 2: Convert to fraction form
251,045.10/346,440.99 = 136,322.73/x - Step 3: Cross multiply
251,045.10x = 346,440.99 × 136,322.73 - Step 4: Simplify right side
251,045.10x = 47,227,779,126.88 - Step 5: Solve for x
x = 47,227,779,126.88/251,045.10 - Step 6: Final answer
x = 188,124.68
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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.