Finding the Fourth Proportional to 110,392.14, 164,739.86 and 98,581.74
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Solution
The fourth proportional to 110,392.14, 164,739.86 and 98,581.74 is: 147,115.02
Step by Step Solution
- Step 1: Write the proportion equation
110,392.14 : 164,739.86 = 98,581.74 : x - Step 2: Convert to fraction form
110,392.14/164,739.86 = 98,581.74/x - Step 3: Cross multiply
110,392.14x = 164,739.86 × 98,581.74 - Step 4: Simplify right side
110,392.14x = 16,240,341,553.25 - Step 5: Solve for x
x = 16,240,341,553.25/110,392.14 - Step 6: Final answer
x = 147,115.02
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.