Finding the Fourth Proportional to 132,917.44, 183,423.36 and 73,301.44
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Solution
The fourth proportional to 132,917.44, 183,423.36 and 73,301.44 is: 101,154.49
Step by Step Solution
- Step 1: Write the proportion equation
132,917.44 : 183,423.36 = 73,301.44 : x - Step 2: Convert to fraction form
132,917.44/183,423.36 = 73,301.44/x - Step 3: Cross multiply
132,917.44x = 183,423.36 × 73,301.44 - Step 4: Simplify right side
132,917.44x = 13,445,196,417.64 - Step 5: Solve for x
x = 13,445,196,417.64/132,917.44 - Step 6: Final answer
x = 101,154.49
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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.