Finding the Fourth Proportional to 166,465.11, 249,722.53 and 61,276.08
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Solution
The fourth proportional to 166,465.11, 249,722.53 and 61,276.08 is: 91,923.27
Step by Step Solution
- Step 1: Write the proportion equation
166,465.11 : 249,722.53 = 61,276.08 : x - Step 2: Convert to fraction form
166,465.11/249,722.53 = 61,276.08/x - Step 3: Cross multiply
166,465.11x = 249,722.53 × 61,276.08 - Step 4: Simplify right side
166,465.11x = 15,302,017,726.08 - Step 5: Solve for x
x = 15,302,017,726.08/166,465.11 - Step 6: Final answer
x = 91,923.27
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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.