Finding the Fourth Proportional to 119,026.74, 164,052.36 and 113,421.19
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Solution
The fourth proportional to 119,026.74, 164,052.36 and 113,421.19 is: 156,326.33
Step by Step Solution
- Step 1: Write the proportion equation
119,026.74 : 164,052.36 = 113,421.19 : x - Step 2: Convert to fraction form
119,026.74/164,052.36 = 113,421.19/x - Step 3: Cross multiply
119,026.74x = 164,052.36 × 113,421.19 - Step 4: Simplify right side
119,026.74x = 18,607,013,893.51 - Step 5: Solve for x
x = 18,607,013,893.51/119,026.74 - Step 6: Final answer
x = 156,326.33
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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.