Finding the Fourth Proportional to 97,227.56, 134,184.86 and 61,415.84
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Solution
The fourth proportional to 97,227.56, 134,184.86 and 61,415.84 is: 84,760.69
Step by Step Solution
- Step 1: Write the proportion equation
97,227.56 : 134,184.86 = 61,415.84 : x - Step 2: Convert to fraction form
97,227.56/134,184.86 = 61,415.84/x - Step 3: Cross multiply
97,227.56x = 134,184.86 × 61,415.84 - Step 4: Simplify right side
97,227.56x = 8,241,074,914.18 - Step 5: Solve for x
x = 8,241,074,914.18/97,227.56 - Step 6: Final answer
x = 84,760.69
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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.