Finding the Fourth Proportional to 112,798.08, 169,207.55 and 36,897.05
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Solution
The fourth proportional to 112,798.08, 169,207.55 and 36,897.05 is: 55,348.99
Step by Step Solution
- Step 1: Write the proportion equation
112,798.08 : 169,207.55 = 36,897.05 : x - Step 2: Convert to fraction form
112,798.08/169,207.55 = 36,897.05/x - Step 3: Cross multiply
112,798.08x = 169,207.55 × 36,897.05 - Step 4: Simplify right side
112,798.08x = 6,243,259,432.73 - Step 5: Solve for x
x = 6,243,259,432.73/112,798.08 - Step 6: Final answer
x = 55,348.99
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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.