Finding the Fourth Proportional to 237,897.67, 328,303.26 and 130,461.28
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Solution
The fourth proportional to 237,897.67, 328,303.26 and 130,461.28 is: 180,039.02
Step by Step Solution
- Step 1: Write the proportion equation
237,897.67 : 328,303.26 = 130,461.28 : x - Step 2: Convert to fraction form
237,897.67/328,303.26 = 130,461.28/x - Step 3: Cross multiply
237,897.67x = 328,303.26 × 130,461.28 - Step 4: Simplify right side
237,897.67x = 42,830,863,527.77 - Step 5: Solve for x
x = 42,830,863,527.77/237,897.67 - Step 6: Final answer
x = 180,039.02
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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.