Finding the Fourth Proportional to 88,946.64, 122,746.14 and 48,660.30
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Solution
The fourth proportional to 88,946.64, 122,746.14 and 48,660.30 is: 67,151.09
Step by Step Solution
- Step 1: Write the proportion equation
88,946.64 : 122,746.14 = 48,660.30 : x - Step 2: Convert to fraction form
88,946.64/122,746.14 = 48,660.30/x - Step 3: Cross multiply
88,946.64x = 122,746.14 × 48,660.30 - Step 4: Simplify right side
88,946.64x = 5,972,863,996.24 - Step 5: Solve for x
x = 5,972,863,996.24/88,946.64 - Step 6: Final answer
x = 67,151.09
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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.