Finding the Fourth Proportional to 180,795.07, 249,524.82 and 115,412.14
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Solution
The fourth proportional to 180,795.07, 249,524.82 and 115,412.14 is: 159,286.39
Step by Step Solution
- Step 1: Write the proportion equation
180,795.07 : 249,524.82 = 115,412.14 : x - Step 2: Convert to fraction form
180,795.07/249,524.82 = 115,412.14/x - Step 3: Cross multiply
180,795.07x = 249,524.82 × 115,412.14 - Step 4: Simplify right side
180,795.07x = 28,798,193,771.22 - Step 5: Solve for x
x = 28,798,193,771.22/180,795.07 - Step 6: Final answer
x = 159,286.39
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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.