Finding the Fourth Proportional to 156,946.10, 235,030.35 and 100,699.70
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Solution
The fourth proportional to 156,946.10, 235,030.35 and 100,699.70 is: 150,800.09
Step by Step Solution
- Step 1: Write the proportion equation
156,946.10 : 235,030.35 = 100,699.70 : x - Step 2: Convert to fraction form
156,946.10/235,030.35 = 100,699.70/x - Step 3: Cross multiply
156,946.10x = 235,030.35 × 100,699.70 - Step 4: Simplify right side
156,946.10x = 23,667,485,735.90 - Step 5: Solve for x
x = 23,667,485,735.90/156,946.10 - Step 6: Final answer
x = 150,800.09
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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.