Finding the Fourth Proportional to 245,371.49, 368,056.67 and 76,904.65
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Solution
The fourth proportional to 245,371.49, 368,056.67 and 76,904.65 is: 115,356.80
Step by Step Solution
- Step 1: Write the proportion equation
245,371.49 : 368,056.67 = 76,904.65 : x - Step 2: Convert to fraction form
245,371.49/368,056.67 = 76,904.65/x - Step 3: Cross multiply
245,371.49x = 368,056.67 × 76,904.65 - Step 4: Simplify right side
245,371.49x = 28,305,269,750.46 - Step 5: Solve for x
x = 28,305,269,750.46/245,371.49 - Step 6: Final answer
x = 115,356.80
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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.