Finding the Fourth Proportional to 156,901.11, 235,346.19 and 50,283.49
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Solution
The fourth proportional to 156,901.11, 235,346.19 and 50,283.49 is: 75,423.48
Step by Step Solution
- Step 1: Write the proportion equation
156,901.11 : 235,346.19 = 50,283.49 : x - Step 2: Convert to fraction form
156,901.11/235,346.19 = 50,283.49/x - Step 3: Cross multiply
156,901.11x = 235,346.19 × 50,283.49 - Step 4: Simplify right side
156,901.11x = 11,834,027,791.40 - Step 5: Solve for x
x = 11,834,027,791.40/156,901.11 - Step 6: Final answer
x = 75,423.48
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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.