Finding the Fourth Proportional to 247,800.08, 341,953.07 and 140,367.93
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Solution
The fourth proportional to 247,800.08, 341,953.07 and 140,367.93 is: 193,701.49
Step by Step Solution
- Step 1: Write the proportion equation
247,800.08 : 341,953.07 = 140,367.93 : x - Step 2: Convert to fraction form
247,800.08/341,953.07 = 140,367.93/x - Step 3: Cross multiply
247,800.08x = 341,953.07 × 140,367.93 - Step 4: Simplify right side
247,800.08x = 47,999,243,891.21 - Step 5: Solve for x
x = 47,999,243,891.21/247,800.08 - Step 6: Final answer
x = 193,701.49
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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.