Finding the Fourth Proportional to 94,550.18, 130,478.60 and 52,108.74
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Solution
The fourth proportional to 94,550.18, 130,478.60 and 52,108.74 is: 71,909.70
Step by Step Solution
- Step 1: Write the proportion equation
94,550.18 : 130,478.60 = 52,108.74 : x - Step 2: Convert to fraction form
94,550.18/130,478.60 = 52,108.74/x - Step 3: Cross multiply
94,550.18x = 130,478.60 × 52,108.74 - Step 4: Simplify right side
94,550.18x = 6,799,075,442.96 - Step 5: Solve for x
x = 6,799,075,442.96/94,550.18 - Step 6: Final answer
x = 71,909.70
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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.