Finding the Fourth Proportional to 194,731.80, 292,097.70 and 83,923.80
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Solution
The fourth proportional to 194,731.80, 292,097.70 and 83,923.80 is: 125,885.70
Step by Step Solution
- Step 1: Write the proportion equation
194,731.80 : 292,097.70 = 83,923.80 : x - Step 2: Convert to fraction form
194,731.80/292,097.70 = 83,923.80/x - Step 3: Cross multiply
194,731.80x = 292,097.70 × 83,923.80 - Step 4: Simplify right side
194,731.80x = 24,513,948,955.26 - Step 5: Solve for x
x = 24,513,948,955.26/194,731.80 - Step 6: Final answer
x = 125,885.70
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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.