Finding the Fourth Proportional to 103,881.05, 155,821.58 and 24,995.28
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Solution
The fourth proportional to 103,881.05, 155,821.58 and 24,995.28 is: 37,492.92
Step by Step Solution
- Step 1: Write the proportion equation
103,881.05 : 155,821.58 = 24,995.28 : x - Step 2: Convert to fraction form
103,881.05/155,821.58 = 24,995.28/x - Step 3: Cross multiply
103,881.05x = 155,821.58 × 24,995.28 - Step 4: Simplify right side
103,881.05x = 3,894,803,897.17 - Step 5: Solve for x
x = 3,894,803,897.17/103,881.05 - Step 6: Final answer
x = 37,492.92
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1.5x scale
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.