Finding the Fourth Proportional to 269,685.12, 372,005.12 and 174,248.08
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Solution
The fourth proportional to 269,685.12, 372,005.12 and 174,248.08 is: 240,358.75
Step by Step Solution
- Step 1: Write the proportion equation
269,685.12 : 372,005.12 = 174,248.08 : x - Step 2: Convert to fraction form
269,685.12/372,005.12 = 174,248.08/x - Step 3: Cross multiply
269,685.12x = 372,005.12 × 174,248.08 - Step 4: Simplify right side
269,685.12x = 64,821,177,910.17 - Step 5: Solve for x
x = 64,821,177,910.17/269,685.12 - Step 6: Final answer
x = 240,358.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.