Finding the Fourth Proportional to 193,302.74, 266,670.35 and 125,336.93
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Solution
The fourth proportional to 193,302.74, 266,670.35 and 125,336.93 is: 172,908.27
Step by Step Solution
- Step 1: Write the proportion equation
193,302.74 : 266,670.35 = 125,336.93 : x - Step 2: Convert to fraction form
193,302.74/266,670.35 = 125,336.93/x - Step 3: Cross multiply
193,302.74x = 266,670.35 × 125,336.93 - Step 4: Simplify right side
193,302.74x = 33,423,641,030.99 - Step 5: Solve for x
x = 33,423,641,030.99/193,302.74 - Step 6: Final answer
x = 172,908.27
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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.