Finding the Fourth Proportional to 255,816.18, 383,779.62 and 98,044.74
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Solution
The fourth proportional to 255,816.18, 383,779.62 and 98,044.74 is: 147,088.32
Step by Step Solution
- Step 1: Write the proportion equation
255,816.18 : 383,779.62 = 98,044.74 : x - Step 2: Convert to fraction form
255,816.18/383,779.62 = 98,044.74/x - Step 3: Cross multiply
255,816.18x = 383,779.62 × 98,044.74 - Step 4: Simplify right side
255,816.18x = 37,627,573,060.20 - Step 5: Solve for x
x = 37,627,573,060.20/255,816.18 - Step 6: Final answer
x = 147,088.32
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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.