Finding the Fourth Proportional to 193,270.19, 266,712.35 and 108,389.07
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Solution
The fourth proportional to 193,270.19, 266,712.35 and 108,389.07 is: 149,576.63
Step by Step Solution
- Step 1: Write the proportion equation
193,270.19 : 266,712.35 = 108,389.07 : x - Step 2: Convert to fraction form
193,270.19/266,712.35 = 108,389.07/x - Step 3: Cross multiply
193,270.19x = 266,712.35 × 108,389.07 - Step 4: Simplify right side
193,270.19x = 28,908,703,032.07 - Step 5: Solve for x
x = 28,908,703,032.07/193,270.19 - Step 6: Final answer
x = 149,576.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.