Finding the Fourth Proportional to 97,908.84, 135,135.22 and 59,680.84
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Solution
The fourth proportional to 97,908.84, 135,135.22 and 59,680.84 is: 82,372.37
Step by Step Solution
- Step 1: Write the proportion equation
97,908.84 : 135,135.22 = 59,680.84 : x - Step 2: Convert to fraction form
97,908.84/135,135.22 = 59,680.84/x - Step 3: Cross multiply
97,908.84x = 135,135.22 × 59,680.84 - Step 4: Simplify right side
97,908.84x = 8,064,983,443.18 - Step 5: Solve for x
x = 8,064,983,443.18/97,908.84 - Step 6: Final answer
x = 82,372.37
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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.