Finding the Fourth Proportional to 228,472.18, 342,790.26 and 102,101.84
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Solution
The fourth proportional to 228,472.18, 342,790.26 and 102,101.84 is: 153,189.40
Step by Step Solution
- Step 1: Write the proportion equation
228,472.18 : 342,790.26 = 102,101.84 : x - Step 2: Convert to fraction form
228,472.18/342,790.26 = 102,101.84/x - Step 3: Cross multiply
228,472.18x = 342,790.26 × 102,101.84 - Step 4: Simplify right side
228,472.18x = 34,999,516,280.08 - Step 5: Solve for x
x = 34,999,516,280.08/228,472.18 - Step 6: Final answer
x = 153,189.40
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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.