Finding the Fourth Proportional to 159,474.24, 237,781.38 and 153,711.60
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Solution
The fourth proportional to 159,474.24, 237,781.38 and 153,711.60 is: 229,189.09
Step by Step Solution
- Step 1: Write the proportion equation
159,474.24 : 237,781.38 = 153,711.60 : x - Step 2: Convert to fraction form
159,474.24/237,781.38 = 153,711.60/x - Step 3: Cross multiply
159,474.24x = 237,781.38 × 153,711.60 - Step 4: Simplify right side
159,474.24x = 36,549,756,370.01 - Step 5: Solve for x
x = 36,549,756,370.01/159,474.24 - Step 6: Final answer
x = 229,189.09
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.