Finding the Fourth Proportional to 98,937.14, 148,412.58 and 39,772.84
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Solution
The fourth proportional to 98,937.14, 148,412.58 and 39,772.84 is: 59,662.02
Step by Step Solution
- Step 1: Write the proportion equation
98,937.14 : 148,412.58 = 39,772.84 : x - Step 2: Convert to fraction form
98,937.14/148,412.58 = 39,772.84/x - Step 3: Cross multiply
98,937.14x = 148,412.58 × 39,772.84 - Step 4: Simplify right side
98,937.14x = 5,902,789,798.33 - Step 5: Solve for x
x = 5,902,789,798.33/98,937.14 - Step 6: Final answer
x = 59,662.02
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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.