Finding the Fourth Proportional to 79,265.02, 118,813.69 and 29,313.02
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Solution
The fourth proportional to 79,265.02, 118,813.69 and 29,313.02 is: 43,938.53
Step by Step Solution
- Step 1: Write the proportion equation
79,265.02 : 118,813.69 = 29,313.02 : x - Step 2: Convert to fraction form
79,265.02/118,813.69 = 29,313.02/x - Step 3: Cross multiply
79,265.02x = 118,813.69 × 29,313.02 - Step 4: Simplify right side
79,265.02x = 3,482,788,071.24 - Step 5: Solve for x
x = 3,482,788,071.24/79,265.02 - Step 6: Final answer
x = 43,938.53
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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.