Finding the Fourth Proportional to 104,582.80, 156,874.20 and 97,201.68
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Solution
The fourth proportional to 104,582.80, 156,874.20 and 97,201.68 is: 145,802.52
Step by Step Solution
- Step 1: Write the proportion equation
104,582.80 : 156,874.20 = 97,201.68 : x - Step 2: Convert to fraction form
104,582.80/156,874.20 = 97,201.68/x - Step 3: Cross multiply
104,582.80x = 156,874.20 × 97,201.68 - Step 4: Simplify right side
104,582.80x = 15,248,435,788.66 - Step 5: Solve for x
x = 15,248,435,788.66/104,582.80 - Step 6: Final answer
x = 145,802.52
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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.