Finding the Fourth Proportional to 121,158.99, 181,775.54 and 62,036.48
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Solution
The fourth proportional to 121,158.99, 181,775.54 and 62,036.48 is: 93,073.70
Step by Step Solution
- Step 1: Write the proportion equation
121,158.99 : 181,775.54 = 62,036.48 : x - Step 2: Convert to fraction form
121,158.99/181,775.54 = 62,036.48/x - Step 3: Cross multiply
121,158.99x = 181,775.54 × 62,036.48 - Step 4: Simplify right side
121,158.99x = 11,276,715,261.23 - Step 5: Solve for x
x = 11,276,715,261.23/121,158.99 - Step 6: Final answer
x = 93,073.70
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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.