Finding the Fourth Proportional to 97,262.99, 145,894.46 and 75,108.68
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Solution
The fourth proportional to 97,262.99, 145,894.46 and 75,108.68 is: 112,663.00
Step by Step Solution
- Step 1: Write the proportion equation
97,262.99 : 145,894.46 = 75,108.68 : x - Step 2: Convert to fraction form
97,262.99/145,894.46 = 75,108.68/x - Step 3: Cross multiply
97,262.99x = 145,894.46 × 75,108.68 - Step 4: Simplify right side
97,262.99x = 10,957,939,768.21 - Step 5: Solve for x
x = 10,957,939,768.21/97,262.99 - Step 6: Final answer
x = 112,663.00
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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.