Finding the Fourth Proportional to 73,854.18, 101,894.76 and 43,640.37
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Solution
The fourth proportional to 73,854.18, 101,894.76 and 43,640.37 is: 60,209.52
Step by Step Solution
- Step 1: Write the proportion equation
73,854.18 : 101,894.76 = 43,640.37 : x - Step 2: Convert to fraction form
73,854.18/101,894.76 = 43,640.37/x - Step 3: Cross multiply
73,854.18x = 101,894.76 × 43,640.37 - Step 4: Simplify right side
73,854.18x = 4,446,725,027.46 - Step 5: Solve for x
x = 4,446,725,027.46/73,854.18 - Step 6: Final answer
x = 60,209.52
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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.