Finding the Fourth Proportional to 79,043.04, 118,564.80 and 22,887.84
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Solution
The fourth proportional to 79,043.04, 118,564.80 and 22,887.84 is: 34,331.83
Step by Step Solution
- Step 1: Write the proportion equation
79,043.04 : 118,564.80 = 22,887.84 : x - Step 2: Convert to fraction form
79,043.04/118,564.80 = 22,887.84/x - Step 3: Cross multiply
79,043.04x = 118,564.80 × 22,887.84 - Step 4: Simplify right side
79,043.04x = 2,713,692,172.03 - Step 5: Solve for x
x = 2,713,692,172.03/79,043.04 - Step 6: Final answer
x = 34,331.83
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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.