Finding the Fourth Proportional to 153,614.07, 230,459.99 and 42,806.07
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Solution
The fourth proportional to 153,614.07, 230,459.99 and 42,806.07 is: 64,219.94
Step by Step Solution
- Step 1: Write the proportion equation
153,614.07 : 230,459.99 = 42,806.07 : x - Step 2: Convert to fraction form
153,614.07/230,459.99 = 42,806.07/x - Step 3: Cross multiply
153,614.07x = 230,459.99 × 42,806.07 - Step 4: Simplify right side
153,614.07x = 9,865,086,250.11 - Step 5: Solve for x
x = 9,865,086,250.11/153,614.07 - Step 6: Final answer
x = 64,219.94
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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.