Finding the Fourth Proportional to 211,624.60, 292,052.58 and 116,130.52
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Solution
The fourth proportional to 211,624.60, 292,052.58 and 116,130.52 is: 160,265.95
Step by Step Solution
- Step 1: Write the proportion equation
211,624.60 : 292,052.58 = 116,130.52 : x - Step 2: Convert to fraction form
211,624.60/292,052.58 = 116,130.52/x - Step 3: Cross multiply
211,624.60x = 292,052.58 × 116,130.52 - Step 4: Simplify right side
211,624.60x = 33,916,217,982.74 - Step 5: Solve for x
x = 33,916,217,982.74/211,624.60 - Step 6: Final answer
x = 160,265.95
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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.