Finding the Fourth Proportional to 83,553.47, 125,254.34 and 30,926.05
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Solution
The fourth proportional to 83,553.47, 125,254.34 and 30,926.05 is: 46,360.99
Step by Step Solution
- Step 1: Write the proportion equation
83,553.47 : 125,254.34 = 30,926.05 : x - Step 2: Convert to fraction form
83,553.47/125,254.34 = 30,926.05/x - Step 3: Cross multiply
83,553.47x = 125,254.34 × 30,926.05 - Step 4: Simplify right side
83,553.47x = 3,873,621,668.42 - Step 5: Solve for x
x = 3,873,621,668.42/83,553.47 - Step 6: Final answer
x = 46,360.99
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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.