Finding the Fourth Proportional to 104,389.13, 156,564.02 and 29,508.68
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Solution
The fourth proportional to 104,389.13, 156,564.02 and 29,508.68 is: 44,257.46
Step by Step Solution
- Step 1: Write the proportion equation
104,389.13 : 156,564.02 = 29,508.68 : x - Step 2: Convert to fraction form
104,389.13/156,564.02 = 29,508.68/x - Step 3: Cross multiply
104,389.13x = 156,564.02 × 29,508.68 - Step 4: Simplify right side
104,389.13x = 4,619,998,030.88 - Step 5: Solve for x
x = 4,619,998,030.88/104,389.13 - Step 6: Final answer
x = 44,257.46
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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.