Finding the Fourth Proportional to 89,897.22, 134,905.97 and 37,306.70
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Solution
The fourth proportional to 89,897.22, 134,905.97 and 37,306.70 is: 55,985.01
Step by Step Solution
- Step 1: Write the proportion equation
89,897.22 : 134,905.97 = 37,306.70 : x - Step 2: Convert to fraction form
89,897.22/134,905.97 = 37,306.70/x - Step 3: Cross multiply
89,897.22x = 134,905.97 × 37,306.70 - Step 4: Simplify right side
89,897.22x = 5,032,896,551.00 - Step 5: Solve for x
x = 5,032,896,551.00/89,897.22 - Step 6: Final answer
x = 55,985.01
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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.