Finding the Fourth Proportional to 212,069.92, 318,038.28 and 62,272.84
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Solution
The fourth proportional to 212,069.92, 318,038.28 and 62,272.84 is: 93,389.70
Step by Step Solution
- Step 1: Write the proportion equation
212,069.92 : 318,038.28 = 62,272.84 : x - Step 2: Convert to fraction form
212,069.92/318,038.28 = 62,272.84/x - Step 3: Cross multiply
212,069.92x = 318,038.28 × 62,272.84 - Step 4: Simplify right side
212,069.92x = 19,805,146,924.32 - Step 5: Solve for x
x = 19,805,146,924.32/212,069.92 - Step 6: Final answer
x = 93,389.70
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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.