Finding the Fourth Proportional to 84,000.24, 126,024.96 and 24,837.45
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Solution
The fourth proportional to 84,000.24, 126,024.96 and 24,837.45 is: 37,263.45
Step by Step Solution
- Step 1: Write the proportion equation
84,000.24 : 126,024.96 = 24,837.45 : x - Step 2: Convert to fraction form
84,000.24/126,024.96 = 24,837.45/x - Step 3: Cross multiply
84,000.24x = 126,024.96 × 24,837.45 - Step 4: Simplify right side
84,000.24x = 3,130,138,642.75 - Step 5: Solve for x
x = 3,130,138,642.75/84,000.24 - Step 6: Final answer
x = 37,263.45
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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.