Finding the Fourth Proportional to 97,701.02, 146,562.21 and 31,125.50
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Solution
The fourth proportional to 97,701.02, 146,562.21 and 31,125.50 is: 46,691.65
Step by Step Solution
- Step 1: Write the proportion equation
97,701.02 : 146,562.21 = 31,125.50 : x - Step 2: Convert to fraction form
97,701.02/146,562.21 = 31,125.50/x - Step 3: Cross multiply
97,701.02x = 146,562.21 × 31,125.50 - Step 4: Simplify right side
97,701.02x = 4,561,821,334.54 - Step 5: Solve for x
x = 4,561,821,334.54/97,701.02 - Step 6: Final answer
x = 46,691.65
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1.5x scale
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.