Finding the Fourth Proportional to 156,948.10, 235,033.35 and 100,701.70
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Solution
The fourth proportional to 156,948.10, 235,033.35 and 100,701.70 is: 150,803.09
Step by Step Solution
- Step 1: Write the proportion equation
156,948.10 : 235,033.35 = 100,701.70 : x - Step 2: Convert to fraction form
156,948.10/235,033.35 = 100,701.70/x - Step 3: Cross multiply
156,948.10x = 235,033.35 × 100,701.70 - Step 4: Simplify right side
156,948.10x = 23,668,257,901.70 - Step 5: Solve for x
x = 23,668,257,901.70/156,948.10 - Step 6: Final answer
x = 150,803.09
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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.