Finding the Fourth Proportional to 94,948.74, 130,977.18 and 60,919.23
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Solution
The fourth proportional to 94,948.74, 130,977.18 and 60,919.23 is: 84,035.12
Step by Step Solution
- Step 1: Write the proportion equation
94,948.74 : 130,977.18 = 60,919.23 : x - Step 2: Convert to fraction form
94,948.74/130,977.18 = 60,919.23/x - Step 3: Cross multiply
94,948.74x = 130,977.18 × 60,919.23 - Step 4: Simplify right side
94,948.74x = 7,979,028,953.17 - Step 5: Solve for x
x = 7,979,028,953.17/94,948.74 - Step 6: Final answer
x = 84,035.12
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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.