Finding the Fourth Proportional to 77,027.68, 115,543.41 and 24,437.62
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Solution
The fourth proportional to 77,027.68, 115,543.41 and 24,437.62 is: 36,657.03
Step by Step Solution
- Step 1: Write the proportion equation
77,027.68 : 115,543.41 = 24,437.62 : x - Step 2: Convert to fraction form
77,027.68/115,543.41 = 24,437.62/x - Step 3: Cross multiply
77,027.68x = 115,543.41 × 24,437.62 - Step 4: Simplify right side
77,027.68x = 2,823,605,947.08 - Step 5: Solve for x
x = 2,823,605,947.08/77,027.68 - Step 6: Final answer
x = 36,657.03
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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.