Finding the Fourth Proportional to 121,157.91, 181,774.05 and 62,035.08
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Solution
The fourth proportional to 121,157.91, 181,774.05 and 62,035.08 is: 93,071.66
Step by Step Solution
- Step 1: Write the proportion equation
121,157.91 : 181,774.05 = 62,035.08 : x - Step 2: Convert to fraction form
121,157.91/181,774.05 = 62,035.08/x - Step 3: Cross multiply
121,157.91x = 181,774.05 × 62,035.08 - Step 4: Simplify right side
121,157.91x = 11,276,367,733.67 - Step 5: Solve for x
x = 11,276,367,733.67/121,157.91 - Step 6: Final answer
x = 93,071.66
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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.