Finding the Fourth Proportional to 97,961.41, 135,201.52 and 59,743.14
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Solution
The fourth proportional to 97,961.41, 135,201.52 and 59,743.14 is: 82,454.54
Step by Step Solution
- Step 1: Write the proportion equation
97,961.41 : 135,201.52 = 59,743.14 : x - Step 2: Convert to fraction form
97,961.41/135,201.52 = 59,743.14/x - Step 3: Cross multiply
97,961.41x = 135,201.52 × 59,743.14 - Step 4: Simplify right side
97,961.41x = 8,077,363,337.57 - Step 5: Solve for x
x = 8,077,363,337.57/97,961.41 - Step 6: Final answer
x = 82,454.54
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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.