Finding the Fourth Proportional to 149,866.60, 224,138.58 and 133,342.60
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Solution
The fourth proportional to 149,866.60, 224,138.58 and 133,342.60 is: 199,425.50
Step by Step Solution
- Step 1: Write the proportion equation
149,866.60 : 224,138.58 = 133,342.60 : x - Step 2: Convert to fraction form
149,866.60/224,138.58 = 133,342.60/x - Step 3: Cross multiply
149,866.60x = 224,138.58 × 133,342.60 - Step 4: Simplify right side
149,866.60x = 29,887,221,017.51 - Step 5: Solve for x
x = 29,887,221,017.51/149,866.60 - Step 6: Final answer
x = 199,425.50
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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.