Finding the Fourth Proportional to 274,928.68, 412,291.88 and 94,968.31
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Solution
The fourth proportional to 274,928.68, 412,291.88 and 94,968.31 is: 142,417.53
Step by Step Solution
- Step 1: Write the proportion equation
274,928.68 : 412,291.88 = 94,968.31 : x - Step 2: Convert to fraction form
274,928.68/412,291.88 = 94,968.31/x - Step 3: Cross multiply
274,928.68x = 412,291.88 × 94,968.31 - Step 4: Simplify right side
274,928.68x = 39,154,664,166.19 - Step 5: Solve for x
x = 39,154,664,166.19/274,928.68 - Step 6: Final answer
x = 142,417.53
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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.