Finding the Fourth Proportional to 89,417.42, 134,146.88 and 26,234.99
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Solution
The fourth proportional to 89,417.42, 134,146.88 and 26,234.99 is: 39,358.57
Step by Step Solution
- Step 1: Write the proportion equation
89,417.42 : 134,146.88 = 26,234.99 : x - Step 2: Convert to fraction form
89,417.42/134,146.88 = 26,234.99/x - Step 3: Cross multiply
89,417.42x = 134,146.88 × 26,234.99 - Step 4: Simplify right side
89,417.42x = 3,519,341,253.42 - Step 5: Solve for x
x = 3,519,341,253.42/89,417.42 - Step 6: Final answer
x = 39,358.57
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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.