Finding the Fourth Proportional to 189,681.48, 284,427.45 and 63,277.74
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Solution
The fourth proportional to 189,681.48, 284,427.45 and 63,277.74 is: 94,884.99
Step by Step Solution
- Step 1: Write the proportion equation
189,681.48 : 284,427.45 = 63,277.74 : x - Step 2: Convert to fraction form
189,681.48/284,427.45 = 63,277.74/x - Step 3: Cross multiply
189,681.48x = 284,427.45 × 63,277.74 - Step 4: Simplify right side
189,681.48x = 17,997,926,229.96 - Step 5: Solve for x
x = 17,997,926,229.96/189,681.48 - Step 6: Final answer
x = 94,884.99
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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.