Finding the Fourth Proportional to 338,031.09, 507,013.63 and 88,713.09
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Solution
The fourth proportional to 338,031.09, 507,013.63 and 88,713.09 is: 133,060.97
Step by Step Solution
- Step 1: Write the proportion equation
338,031.09 : 507,013.63 = 88,713.09 : x - Step 2: Convert to fraction form
338,031.09/507,013.63 = 88,713.09/x - Step 3: Cross multiply
338,031.09x = 507,013.63 × 88,713.09 - Step 4: Simplify right side
338,031.09x = 44,978,745,567.63 - Step 5: Solve for x
x = 44,978,745,567.63/338,031.09 - Step 6: Final answer
x = 133,060.97
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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.