Finding the Fourth Proportional to 77,060.49, 115,594.74 and 24,474.09
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Solution
The fourth proportional to 77,060.49, 115,594.74 and 24,474.09 is: 36,712.41
Step by Step Solution
- Step 1: Write the proportion equation
77,060.49 : 115,594.74 = 24,474.09 : x - Step 2: Convert to fraction form
77,060.49/115,594.74 = 24,474.09/x - Step 3: Cross multiply
77,060.49x = 115,594.74 × 24,474.09 - Step 4: Simplify right side
77,060.49x = 2,829,075,947.92 - Step 5: Solve for x
x = 2,829,075,947.92/77,060.49 - Step 6: Final answer
x = 36,712.41
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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.