Finding the Fourth Proportional to 191,495.60, 264,256.80 and 106,610.84
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Solution
The fourth proportional to 191,495.60, 264,256.80 and 106,610.84 is: 147,118.99
Step by Step Solution
- Step 1: Write the proportion equation
191,495.60 : 264,256.80 = 106,610.84 : x - Step 2: Convert to fraction form
191,495.60/264,256.80 = 106,610.84/x - Step 3: Cross multiply
191,495.60x = 264,256.80 × 106,610.84 - Step 4: Simplify right side
191,495.60x = 28,172,639,423.71 - Step 5: Solve for x
x = 28,172,639,423.71/191,495.60 - Step 6: Final answer
x = 147,118.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.