Finding the Fourth Proportional to 67,530.51, 101,308.12 and 23,161.75
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Solution
The fourth proportional to 67,530.51, 101,308.12 and 23,161.75 is: 34,746.86
Step by Step Solution
- Step 1: Write the proportion equation
67,530.51 : 101,308.12 = 23,161.75 : x - Step 2: Convert to fraction form
67,530.51/101,308.12 = 23,161.75/x - Step 3: Cross multiply
67,530.51x = 101,308.12 × 23,161.75 - Step 4: Simplify right side
67,530.51x = 2,346,473,037.24 - Step 5: Solve for x
x = 2,346,473,037.24/67,530.51 - Step 6: Final answer
x = 34,746.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.