Finding the Fourth Proportional to 244,854.99, 337,932.86 and 137,430.90
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Solution
The fourth proportional to 244,854.99, 337,932.86 and 137,430.90 is: 189,673.15
Step by Step Solution
- Step 1: Write the proportion equation
244,854.99 : 337,932.86 = 137,430.90 : x - Step 2: Convert to fraction form
244,854.99/337,932.86 = 137,430.90/x - Step 3: Cross multiply
244,854.99x = 337,932.86 × 137,430.90 - Step 4: Simplify right side
244,854.99x = 46,442,416,402.22 - Step 5: Solve for x
x = 46,442,416,402.22/244,854.99 - Step 6: Final answer
x = 189,673.15
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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.