Finding the Fourth Proportional to 357,469.52, 536,203.86 and 91,230.08
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Solution
The fourth proportional to 357,469.52, 536,203.86 and 91,230.08 is: 136,845.01
Step by Step Solution
- Step 1: Write the proportion equation
357,469.52 : 536,203.86 = 91,230.08 : x - Step 2: Convert to fraction form
357,469.52/536,203.86 = 91,230.08/x - Step 3: Cross multiply
357,469.52x = 536,203.86 × 91,230.08 - Step 4: Simplify right side
357,469.52x = 48,917,921,044.11 - Step 5: Solve for x
x = 48,917,921,044.11/357,469.52 - Step 6: Final answer
x = 136,845.01
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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.