Finding the Fourth Proportional to 86,339.49, 119,146.69 and 48,098.98
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Solution
The fourth proportional to 86,339.49, 119,146.69 and 48,098.98 is: 66,375.59
Step by Step Solution
- Step 1: Write the proportion equation
86,339.49 : 119,146.69 = 48,098.98 : x - Step 2: Convert to fraction form
86,339.49/119,146.69 = 48,098.98/x - Step 3: Cross multiply
86,339.49x = 119,146.69 × 48,098.98 - Step 4: Simplify right side
86,339.49x = 5,730,834,259.38 - Step 5: Solve for x
x = 5,730,834,259.38/86,339.49 - Step 6: Final answer
x = 66,375.59
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1.5x scale
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.