Finding the Fourth Proportional to 99,122.07, 148,681.80 and 24,242.84
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Solution
The fourth proportional to 99,122.07, 148,681.80 and 24,242.84 is: 36,363.94
Step by Step Solution
- Step 1: Write the proportion equation
99,122.07 : 148,681.80 = 24,242.84 : x - Step 2: Convert to fraction form
99,122.07/148,681.80 = 24,242.84/x - Step 3: Cross multiply
99,122.07x = 148,681.80 × 24,242.84 - Step 4: Simplify right side
99,122.07x = 3,604,469,088.31 - Step 5: Solve for x
x = 3,604,469,088.31/99,122.07 - Step 6: Final answer
x = 36,363.94
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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.