Finding the Fourth Proportional to 232,779.62, 348,898.62 and 133,009.76
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Solution
The fourth proportional to 232,779.62, 348,898.62 and 133,009.76 is: 199,359.90
Step by Step Solution
- Step 1: Write the proportion equation
232,779.62 : 348,898.62 = 133,009.76 : x - Step 2: Convert to fraction form
232,779.62/348,898.62 = 133,009.76/x - Step 3: Cross multiply
232,779.62x = 348,898.62 × 133,009.76 - Step 4: Simplify right side
232,779.62x = 46,406,921,710.53 - Step 5: Solve for x
x = 46,406,921,710.53/232,779.62 - Step 6: Final answer
x = 199,359.90
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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.