Finding the Fourth Proportional to 93,923.30, 129,627.44 and 58,124.84
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Solution
The fourth proportional to 93,923.30, 129,627.44 and 58,124.84 is: 80,220.50
Step by Step Solution
- Step 1: Write the proportion equation
93,923.30 : 129,627.44 = 58,124.84 : x - Step 2: Convert to fraction form
93,923.30/129,627.44 = 58,124.84/x - Step 3: Cross multiply
93,923.30x = 129,627.44 × 58,124.84 - Step 4: Simplify right side
93,923.30x = 7,534,573,270.85 - Step 5: Solve for x
x = 7,534,573,270.85/93,923.30 - Step 6: Final answer
x = 80,220.50
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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.