Finding the Fourth Proportional to 97,304.92, 134,280.81 and 54,863.46
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Solution
The fourth proportional to 97,304.92, 134,280.81 and 54,863.46 is: 75,711.59
Step by Step Solution
- Step 1: Write the proportion equation
97,304.92 : 134,280.81 = 54,863.46 : x - Step 2: Convert to fraction form
97,304.92/134,280.81 = 54,863.46/x - Step 3: Cross multiply
97,304.92x = 134,280.81 × 54,863.46 - Step 4: Simplify right side
97,304.92x = 7,367,109,848.20 - Step 5: Solve for x
x = 7,367,109,848.20/97,304.92 - Step 6: Final answer
x = 75,711.59
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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.