Finding the Fourth Proportional to 156,292.58, 234,435.62 and 37,964.54
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Solution
The fourth proportional to 156,292.58, 234,435.62 and 37,964.54 is: 56,946.02
Step by Step Solution
- Step 1: Write the proportion equation
156,292.58 : 234,435.62 = 37,964.54 : x - Step 2: Convert to fraction form
156,292.58/234,435.62 = 37,964.54/x - Step 3: Cross multiply
156,292.58x = 234,435.62 × 37,964.54 - Step 4: Simplify right side
156,292.58x = 8,900,240,472.91 - Step 5: Solve for x
x = 8,900,240,472.91/156,292.58 - Step 6: Final answer
x = 56,946.02
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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.