Finding the Fourth Proportional to 160,195.79, 240,293.91 and 65,425.99
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Solution
The fourth proportional to 160,195.79, 240,293.91 and 65,425.99 is: 98,139.07
Step by Step Solution
- Step 1: Write the proportion equation
160,195.79 : 240,293.91 = 65,425.99 : x - Step 2: Convert to fraction form
160,195.79/240,293.91 = 65,425.99/x - Step 3: Cross multiply
160,195.79x = 240,293.91 × 65,425.99 - Step 4: Simplify right side
160,195.79x = 15,721,466,395.48 - Step 5: Solve for x
x = 15,721,466,395.48/160,195.79 - Step 6: Final answer
x = 98,139.07
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1.5x scale
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.