Finding the Fourth Proportional to 132,890.28, 199,335.42 and 62,776.68
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Solution
The fourth proportional to 132,890.28, 199,335.42 and 62,776.68 is: 94,165.02
Step by Step Solution
- Step 1: Write the proportion equation
132,890.28 : 199,335.42 = 62,776.68 : x - Step 2: Convert to fraction form
132,890.28/199,335.42 = 62,776.68/x - Step 3: Cross multiply
132,890.28x = 199,335.42 × 62,776.68 - Step 4: Simplify right side
132,890.28x = 12,513,615,874.01 - Step 5: Solve for x
x = 12,513,615,874.01/132,890.28 - Step 6: Final answer
x = 94,165.02
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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.