Finding the Fourth Proportional to 90,848.70, 125,360.73 and 52,608.99
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Solution
The fourth proportional to 90,848.70, 125,360.73 and 52,608.99 is: 72,594.34
Step by Step Solution
- Step 1: Write the proportion equation
90,848.70 : 125,360.73 = 52,608.99 : x - Step 2: Convert to fraction form
90,848.70/125,360.73 = 52,608.99/x - Step 3: Cross multiply
90,848.70x = 125,360.73 × 52,608.99 - Step 4: Simplify right side
90,848.70x = 6,595,101,390.96 - Step 5: Solve for x
x = 6,595,101,390.96/90,848.70 - Step 6: Final answer
x = 72,594.34
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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.