Finding the Fourth Proportional to 97,671.96, 146,518.65 and 31,088.70
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Solution
The fourth proportional to 97,671.96, 146,518.65 and 31,088.70 is: 46,636.46
Step by Step Solution
- Step 1: Write the proportion equation
97,671.96 : 146,518.65 = 31,088.70 : x - Step 2: Convert to fraction form
97,671.96/146,518.65 = 31,088.70/x - Step 3: Cross multiply
97,671.96x = 146,518.65 × 31,088.70 - Step 4: Simplify right side
97,671.96x = 4,555,074,354.26 - Step 5: Solve for x
x = 4,555,074,354.26/97,671.96 - Step 6: Final answer
x = 46,636.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.