Finding the Fourth Proportional to 113,292.24, 156,345.09 and 62,307.19
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Solution
The fourth proportional to 113,292.24, 156,345.09 and 62,307.19 is: 85,984.91
Step by Step Solution
- Step 1: Write the proportion equation
113,292.24 : 156,345.09 = 62,307.19 : x - Step 2: Convert to fraction form
113,292.24/156,345.09 = 62,307.19/x - Step 3: Cross multiply
113,292.24x = 156,345.09 × 62,307.19 - Step 4: Simplify right side
113,292.24x = 9,741,423,228.20 - Step 5: Solve for x
x = 9,741,423,228.20/113,292.24 - Step 6: Final answer
x = 85,984.91
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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.