Finding the Fourth Proportional to 77,002.17, 115,507.35 and 24,415.80
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Solution
The fourth proportional to 77,002.17, 115,507.35 and 24,415.80 is: 36,625.00
Step by Step Solution
- Step 1: Write the proportion equation
77,002.17 : 115,507.35 = 24,415.80 : x - Step 2: Convert to fraction form
77,002.17/115,507.35 = 24,415.80/x - Step 3: Cross multiply
77,002.17x = 115,507.35 × 24,415.80 - Step 4: Simplify right side
77,002.17x = 2,820,204,356.13 - Step 5: Solve for x
x = 2,820,204,356.13/77,002.17 - Step 6: Final answer
x = 36,625.00
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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.