Finding the Fourth Proportional to 118,266.84, 177,423.60 and 43,387.62
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Solution
The fourth proportional to 118,266.84, 177,423.60 and 43,387.62 is: 65,089.99
Step by Step Solution
- Step 1: Write the proportion equation
118,266.84 : 177,423.60 = 43,387.62 : x - Step 2: Convert to fraction form
118,266.84/177,423.60 = 43,387.62/x - Step 3: Cross multiply
118,266.84x = 177,423.60 × 43,387.62 - Step 4: Simplify right side
118,266.84x = 7,697,987,735.83 - Step 5: Solve for x
x = 7,697,987,735.83/118,266.84 - Step 6: Final answer
x = 65,089.99
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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.