Finding the Fourth Proportional to 161,486.79, 242,148.74 and 94,040.62
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Solution
The fourth proportional to 161,486.79, 242,148.74 and 94,040.62 is: 141,013.50
Step by Step Solution
- Step 1: Write the proportion equation
161,486.79 : 242,148.74 = 94,040.62 : x - Step 2: Convert to fraction form
161,486.79/242,148.74 = 94,040.62/x - Step 3: Cross multiply
161,486.79x = 242,148.74 × 94,040.62 - Step 4: Simplify right side
161,486.79x = 22,771,817,776.27 - Step 5: Solve for x
x = 22,771,817,776.27/161,486.79 - Step 6: Final answer
x = 141,013.50
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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.