Finding the Fourth Proportional to 165,743.41, 228,715.14 and 97,744.80
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Solution
The fourth proportional to 165,743.41, 228,715.14 and 97,744.80 is: 134,881.48
Step by Step Solution
- Step 1: Write the proportion equation
165,743.41 : 228,715.14 = 97,744.80 : x - Step 2: Convert to fraction form
165,743.41/228,715.14 = 97,744.80/x - Step 3: Cross multiply
165,743.41x = 228,715.14 × 97,744.80 - Step 4: Simplify right side
165,743.41x = 22,355,715,616.27 - Step 5: Solve for x
x = 22,355,715,616.27/165,743.41 - Step 6: Final answer
x = 134,881.48
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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.