Finding the Fourth Proportional to 96,430.74, 144,669.04 and 40,239.62
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Solution
The fourth proportional to 96,430.74, 144,669.04 and 40,239.62 is: 60,369.00
Step by Step Solution
- Step 1: Write the proportion equation
96,430.74 : 144,669.04 = 40,239.62 : x - Step 2: Convert to fraction form
96,430.74/144,669.04 = 40,239.62/x - Step 3: Cross multiply
96,430.74x = 144,669.04 × 40,239.62 - Step 4: Simplify right side
96,430.74x = 5,821,426,913.93 - Step 5: Solve for x
x = 5,821,426,913.93/96,430.74 - Step 6: Final answer
x = 60,369.00
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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.