Finding the Fourth Proportional to 173,824.24, 239,890.80 and 98,384.08
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Solution
The fourth proportional to 173,824.24, 239,890.80 and 98,384.08 is: 135,777.59
Step by Step Solution
- Step 1: Write the proportion equation
173,824.24 : 239,890.80 = 98,384.08 : x - Step 2: Convert to fraction form
173,824.24/239,890.80 = 98,384.08/x - Step 3: Cross multiply
173,824.24x = 239,890.80 × 98,384.08 - Step 4: Simplify right side
173,824.24x = 23,601,435,658.46 - Step 5: Solve for x
x = 23,601,435,658.46/173,824.24 - Step 6: Final answer
x = 135,777.59
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1.5x scale
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.