Finding the Fourth Proportional to 194,242.76, 291,363.71 and 61,134.65
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Solution
The fourth proportional to 194,242.76, 291,363.71 and 61,134.65 is: 91,701.83
Step by Step Solution
- Step 1: Write the proportion equation
194,242.76 : 291,363.71 = 61,134.65 : x - Step 2: Convert to fraction form
194,242.76/291,363.71 = 61,134.65/x - Step 3: Cross multiply
194,242.76x = 291,363.71 × 61,134.65 - Step 4: Simplify right side
194,242.76x = 17,812,416,671.06 - Step 5: Solve for x
x = 17,812,416,671.06/194,242.76 - Step 6: Final answer
x = 91,701.83
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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.