Finding the Fourth Proportional to 97,465.24, 134,489.82 and 54,434.44
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Solution
The fourth proportional to 97,465.24, 134,489.82 and 54,434.44 is: 75,112.71
Step by Step Solution
- Step 1: Write the proportion equation
97,465.24 : 134,489.82 = 54,434.44 : x - Step 2: Convert to fraction form
97,465.24/134,489.82 = 54,434.44/x - Step 3: Cross multiply
97,465.24x = 134,489.82 × 54,434.44 - Step 4: Simplify right side
97,465.24x = 7,320,878,037.40 - Step 5: Solve for x
x = 7,320,878,037.40/97,465.24 - Step 6: Final answer
x = 75,112.71
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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.