Finding the Fourth Proportional to 97,750.26, 134,887.29 and 57,465.72
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Solution
The fourth proportional to 97,750.26, 134,887.29 and 57,465.72 is: 79,297.95
Step by Step Solution
- Step 1: Write the proportion equation
97,750.26 : 134,887.29 = 57,465.72 : x - Step 2: Convert to fraction form
97,750.26/134,887.29 = 57,465.72/x - Step 3: Cross multiply
97,750.26x = 134,887.29 × 57,465.72 - Step 4: Simplify right side
97,750.26x = 7,751,395,238.70 - Step 5: Solve for x
x = 7,751,395,238.70/97,750.26 - Step 6: Final answer
x = 79,297.95
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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.