Finding the Fourth Proportional to 240,747.84, 361,121.52 and 72,268.08
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Solution
The fourth proportional to 240,747.84, 361,121.52 and 72,268.08 is: 108,402.05
Step by Step Solution
- Step 1: Write the proportion equation
240,747.84 : 361,121.52 = 72,268.08 : x - Step 2: Convert to fraction form
240,747.84/361,121.52 = 72,268.08/x - Step 3: Cross multiply
240,747.84x = 361,121.52 × 72,268.08 - Step 4: Simplify right side
240,747.84x = 26,097,558,897.08 - Step 5: Solve for x
x = 26,097,558,897.08/240,747.84 - Step 6: Final answer
x = 108,402.05
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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.