Finding the Fourth Proportional to 76,813.93, 115,220.90 and 24,227.52
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Solution
The fourth proportional to 76,813.93, 115,220.90 and 24,227.52 is: 36,341.28
Step by Step Solution
- Step 1: Write the proportion equation
76,813.93 : 115,220.90 = 24,227.52 : x - Step 2: Convert to fraction form
76,813.93/115,220.90 = 24,227.52/x - Step 3: Cross multiply
76,813.93x = 115,220.90 × 24,227.52 - Step 4: Simplify right side
76,813.93x = 2,791,516,659.17 - Step 5: Solve for x
x = 2,791,516,659.17/76,813.93 - Step 6: Final answer
x = 36,341.28
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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.