Finding the Fourth Proportional to 161,548.58, 242,305.58 and 56,369.54
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Solution
The fourth proportional to 161,548.58, 242,305.58 and 56,369.54 is: 84,548.28
Step by Step Solution
- Step 1: Write the proportion equation
161,548.58 : 242,305.58 = 56,369.54 : x - Step 2: Convert to fraction form
161,548.58/242,305.58 = 56,369.54/x - Step 3: Cross multiply
161,548.58x = 242,305.58 × 56,369.54 - Step 4: Simplify right side
161,548.58x = 13,658,654,084.03 - Step 5: Solve for x
x = 13,658,654,084.03/161,548.58 - Step 6: Final answer
x = 84,548.28
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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.