Finding the Fourth Proportional to 79,363.35, 119,041.17 and 29,453.17
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Solution
The fourth proportional to 79,363.35, 119,041.17 and 29,453.17 is: 44,178.32
Step by Step Solution
- Step 1: Write the proportion equation
79,363.35 : 119,041.17 = 29,453.17 : x - Step 2: Convert to fraction form
79,363.35/119,041.17 = 29,453.17/x - Step 3: Cross multiply
79,363.35x = 119,041.17 × 29,453.17 - Step 4: Simplify right side
79,363.35x = 3,506,139,817.01 - Step 5: Solve for x
x = 3,506,139,817.01/79,363.35 - Step 6: Final answer
x = 44,178.32
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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.