Finding the Fourth Proportional to 110,337.06, 152,276.34 and 65,029.63
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Solution
The fourth proportional to 110,337.06, 152,276.34 and 65,029.63 is: 89,747.49
Step by Step Solution
- Step 1: Write the proportion equation
110,337.06 : 152,276.34 = 65,029.63 : x - Step 2: Convert to fraction form
110,337.06/152,276.34 = 65,029.63/x - Step 3: Cross multiply
110,337.06x = 152,276.34 × 65,029.63 - Step 4: Simplify right side
110,337.06x = 9,902,474,047.95 - Step 5: Solve for x
x = 9,902,474,047.95/110,337.06 - Step 6: Final answer
x = 89,747.49
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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.