Finding the Fourth Proportional to 161,233.92, 241,948.08 and 56,126.70
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Solution
The fourth proportional to 161,233.92, 241,948.08 and 56,126.70 is: 84,223.89
Step by Step Solution
- Step 1: Write the proportion equation
161,233.92 : 241,948.08 = 56,126.70 : x - Step 2: Convert to fraction form
161,233.92/241,948.08 = 56,126.70/x - Step 3: Cross multiply
161,233.92x = 241,948.08 × 56,126.70 - Step 4: Simplify right side
161,233.92x = 13,579,747,301.74 - Step 5: Solve for x
x = 13,579,747,301.74/161,233.92 - Step 6: Final answer
x = 84,223.89
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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.