Finding the Fourth Proportional to 152,374.78, 228,351.97 and 114,893.66
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Solution
The fourth proportional to 152,374.78, 228,351.97 and 114,893.66 is: 172,181.99
Step by Step Solution
- Step 1: Write the proportion equation
152,374.78 : 228,351.97 = 114,893.66 : x - Step 2: Convert to fraction form
152,374.78/228,351.97 = 114,893.66/x - Step 3: Cross multiply
152,374.78x = 228,351.97 × 114,893.66 - Step 4: Simplify right side
152,374.78x = 26,236,191,885.28 - Step 5: Solve for x
x = 26,236,191,885.28/152,374.78 - Step 6: Final answer
x = 172,181.99
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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.