Finding the Fourth Proportional to 165,351.62, 228,178.62 and 97,371.45
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Solution
The fourth proportional to 165,351.62, 228,178.62 and 97,371.45 is: 134,368.71
Step by Step Solution
- Step 1: Write the proportion equation
165,351.62 : 228,178.62 = 97,371.45 : x - Step 2: Convert to fraction form
165,351.62/228,178.62 = 97,371.45/x - Step 3: Cross multiply
165,351.62x = 228,178.62 × 97,371.45 - Step 4: Simplify right side
165,351.62x = 22,218,083,088.40 - Step 5: Solve for x
x = 22,218,083,088.40/165,351.62 - Step 6: Final answer
x = 134,368.71
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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.