Finding the Fourth Proportional to 182,369.99, 272,994.44 and 155,465.78
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Solution
The fourth proportional to 182,369.99, 272,994.44 and 155,465.78 is: 232,720.82
Step by Step Solution
- Step 1: Write the proportion equation
182,369.99 : 272,994.44 = 155,465.78 : x - Step 2: Convert to fraction form
182,369.99/272,994.44 = 155,465.78/x - Step 3: Cross multiply
182,369.99x = 272,994.44 × 155,465.78 - Step 4: Simplify right side
182,369.99x = 42,441,294,621.41 - Step 5: Solve for x
x = 42,441,294,621.41/182,369.99 - Step 6: Final answer
x = 232,720.82
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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.