Finding the Fourth Proportional to 269,988.04, 372,587.07 and 149,129.02
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Solution
The fourth proportional to 269,988.04, 372,587.07 and 149,129.02 is: 205,800.02
Step by Step Solution
- Step 1: Write the proportion equation
269,988.04 : 372,587.07 = 149,129.02 : x - Step 2: Convert to fraction form
269,988.04/372,587.07 = 149,129.02/x - Step 3: Cross multiply
269,988.04x = 372,587.07 × 149,129.02 - Step 4: Simplify right side
269,988.04x = 55,563,544,613.77 - Step 5: Solve for x
x = 55,563,544,613.77/269,988.04 - Step 6: Final answer
x = 205,800.02
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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.