Finding the Fourth Proportional to 156,924.14, 235,497.36 and 68,203.58
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Solution
The fourth proportional to 156,924.14, 235,497.36 and 68,203.58 is: 102,353.68
Step by Step Solution
- Step 1: Write the proportion equation
156,924.14 : 235,497.36 = 68,203.58 : x - Step 2: Convert to fraction form
156,924.14/235,497.36 = 68,203.58/x - Step 3: Cross multiply
156,924.14x = 235,497.36 × 68,203.58 - Step 4: Simplify right side
156,924.14x = 16,061,763,032.55 - Step 5: Solve for x
x = 16,061,763,032.55/156,924.14 - Step 6: Final answer
x = 102,353.68
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1.5x scale
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.