Finding the Fourth Proportional to 357,000.99, 535,641.68 and 157,181.19
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Solution
The fourth proportional to 357,000.99, 535,641.68 and 157,181.19 is: 235,833.51
Step by Step Solution
- Step 1: Write the proportion equation
357,000.99 : 535,641.68 = 157,181.19 : x - Step 2: Convert to fraction form
357,000.99/535,641.68 = 157,181.19/x - Step 3: Cross multiply
357,000.99x = 535,641.68 × 157,181.19 - Step 4: Simplify right side
357,000.99x = 84,192,796,676.00 - Step 5: Solve for x
x = 84,192,796,676.00/357,000.99 - Step 6: Final answer
x = 235,833.51
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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.