Finding the Fourth Proportional to 162,735.13, 224,582.93 and 91,110.88
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Solution
The fourth proportional to 162,735.13, 224,582.93 and 91,110.88 is: 125,737.75
Step by Step Solution
- Step 1: Write the proportion equation
162,735.13 : 224,582.93 = 91,110.88 : x - Step 2: Convert to fraction form
162,735.13/224,582.93 = 91,110.88/x - Step 3: Cross multiply
162,735.13x = 224,582.93 × 91,110.88 - Step 4: Simplify right side
162,735.13x = 20,461,948,385.28 - Step 5: Solve for x
x = 20,461,948,385.28/162,735.13 - Step 6: Final answer
x = 125,737.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.