Finding the Fourth Proportional to 219,779.88, 303,296.36 and 119,177.88
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Solution
The fourth proportional to 219,779.88, 303,296.36 and 119,177.88 is: 164,465.54
Step by Step Solution
- Step 1: Write the proportion equation
219,779.88 : 303,296.36 = 119,177.88 : x - Step 2: Convert to fraction form
219,779.88/303,296.36 = 119,177.88/x - Step 3: Cross multiply
219,779.88x = 303,296.36 × 119,177.88 - Step 4: Simplify right side
219,779.88x = 36,146,217,196.52 - Step 5: Solve for x
x = 36,146,217,196.52/219,779.88 - Step 6: Final answer
x = 164,465.54
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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.