Finding the Fourth Proportional to 160,196.79, 240,295.41 and 65,426.99
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Solution
The fourth proportional to 160,196.79, 240,295.41 and 65,426.99 is: 98,140.58
Step by Step Solution
- Step 1: Write the proportion equation
160,196.79 : 240,295.41 = 65,426.99 : x - Step 2: Convert to fraction form
160,196.79/240,295.41 = 65,426.99/x - Step 3: Cross multiply
160,196.79x = 240,295.41 × 65,426.99 - Step 4: Simplify right side
160,196.79x = 15,721,805,387.12 - Step 5: Solve for x
x = 15,721,805,387.12/160,196.79 - Step 6: Final answer
x = 98,140.58
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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.