Finding the Fourth Proportional to 166,465.24, 249,722.72 and 61,276.20
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Solution
The fourth proportional to 166,465.24, 249,722.72 and 61,276.20 is: 91,923.45
Step by Step Solution
- Step 1: Write the proportion equation
166,465.24 : 249,722.72 = 61,276.20 : x - Step 2: Convert to fraction form
166,465.24/249,722.72 = 61,276.20/x - Step 3: Cross multiply
166,465.24x = 249,722.72 × 61,276.20 - Step 4: Simplify right side
166,465.24x = 15,302,059,335.26 - Step 5: Solve for x
x = 15,302,059,335.26/166,465.24 - Step 6: Final answer
x = 91,923.45
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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.