Finding the Fourth Proportional to 357,833.70, 536,750.21 and 91,593.80
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Solution
The fourth proportional to 357,833.70, 536,750.21 and 91,593.80 is: 137,390.60
Step by Step Solution
- Step 1: Write the proportion equation
357,833.70 : 536,750.21 = 91,593.80 : x - Step 2: Convert to fraction form
357,833.70/536,750.21 = 91,593.80/x - Step 3: Cross multiply
357,833.70x = 536,750.21 × 91,593.80 - Step 4: Simplify right side
357,833.70x = 49,162,988,242.98 - Step 5: Solve for x
x = 49,162,988,242.98/357,833.70 - Step 6: Final answer
x = 137,390.60
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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.