Finding the Fourth Proportional to 75,560.84, 104,267.46 and 43,731.80
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Solution
The fourth proportional to 75,560.84, 104,267.46 and 43,731.80 is: 60,346.12
Step by Step Solution
- Step 1: Write the proportion equation
75,560.84 : 104,267.46 = 43,731.80 : x - Step 2: Convert to fraction form
75,560.84/104,267.46 = 43,731.80/x - Step 3: Cross multiply
75,560.84x = 104,267.46 × 43,731.80 - Step 4: Simplify right side
75,560.84x = 4,559,803,707.23 - Step 5: Solve for x
x = 4,559,803,707.23/75,560.84 - Step 6: Final answer
x = 60,346.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.