Finding the Fourth Proportional to 130,202.24, 194,984.87 and 117,580.50
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Solution
The fourth proportional to 130,202.24, 194,984.87 and 117,580.50 is: 176,083.14
Step by Step Solution
- Step 1: Write the proportion equation
130,202.24 : 194,984.87 = 117,580.50 : x - Step 2: Convert to fraction form
130,202.24/194,984.87 = 117,580.50/x - Step 3: Cross multiply
130,202.24x = 194,984.87 × 117,580.50 - Step 4: Simplify right side
130,202.24x = 22,926,417,919.13 - Step 5: Solve for x
x = 22,926,417,919.13/130,202.24 - Step 6: Final answer
x = 176,083.14
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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.