Finding the Fourth Proportional to 165,317.49, 228,189.69 and 97,329.06
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Solution
The fourth proportional to 165,317.49, 228,189.69 and 97,329.06 is: 134,344.45
Step by Step Solution
- Step 1: Write the proportion equation
165,317.49 : 228,189.69 = 97,329.06 : x - Step 2: Convert to fraction form
165,317.49/228,189.69 = 97,329.06/x - Step 3: Cross multiply
165,317.49x = 228,189.69 × 97,329.06 - Step 4: Simplify right side
165,317.49x = 22,209,488,029.39 - Step 5: Solve for x
x = 22,209,488,029.39/165,317.49 - Step 6: Final answer
x = 134,344.45
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1.5x scale
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.