Finding the Fourth Proportional to 228,420.67, 342,701.12 and 102,167.14
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Solution
The fourth proportional to 228,420.67, 342,701.12 and 102,167.14 is: 153,282.07
Step by Step Solution
- Step 1: Write the proportion equation
228,420.67 : 342,701.12 = 102,167.14 : x - Step 2: Convert to fraction form
228,420.67/342,701.12 = 102,167.14/x - Step 3: Cross multiply
228,420.67x = 342,701.12 × 102,167.14 - Step 4: Simplify right side
228,420.67x = 35,012,793,305.20 - Step 5: Solve for x
x = 35,012,793,305.20/228,420.67 - Step 6: Final answer
x = 153,282.07
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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.