Finding the Fourth Proportional to 88,801.92, 122,555.13 and 48,521.81
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Solution
The fourth proportional to 88,801.92, 122,555.13 and 48,521.81 is: 66,964.73
Step by Step Solution
- Step 1: Write the proportion equation
88,801.92 : 122,555.13 = 48,521.81 : x - Step 2: Convert to fraction form
88,801.92/122,555.13 = 48,521.81/x - Step 3: Cross multiply
88,801.92x = 122,555.13 × 48,521.81 - Step 4: Simplify right side
88,801.92x = 5,946,596,512.13 - Step 5: Solve for x
x = 5,946,596,512.13/88,801.92 - Step 6: Final answer
x = 66,964.73
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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.