Finding the Fourth Proportional to 180,032.69, 270,218.52 and 91,349.84
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Solution
The fourth proportional to 180,032.69, 270,218.52 and 91,349.84 is: 137,110.75
Step by Step Solution
- Step 1: Write the proportion equation
180,032.69 : 270,218.52 = 91,349.84 : x - Step 2: Convert to fraction form
180,032.69/270,218.52 = 91,349.84/x - Step 3: Cross multiply
180,032.69x = 270,218.52 × 91,349.84 - Step 4: Simplify right side
180,032.69x = 24,684,417,215.94 - Step 5: Solve for x
x = 24,684,417,215.94/180,032.69 - Step 6: Final answer
x = 137,110.75
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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.