Finding the Fourth Proportional to 113,281.26, 156,332.07 and 62,296.08
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Solution
The fourth proportional to 113,281.26, 156,332.07 and 62,296.08 is: 85,970.75
Step by Step Solution
- Step 1: Write the proportion equation
113,281.26 : 156,332.07 = 62,296.08 : x - Step 2: Convert to fraction form
113,281.26/156,332.07 = 62,296.08/x - Step 3: Cross multiply
113,281.26x = 156,332.07 × 62,296.08 - Step 4: Simplify right side
113,281.26x = 9,738,875,139.29 - Step 5: Solve for x
x = 9,738,875,139.29/113,281.26 - Step 6: Final answer
x = 85,970.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.