Finding the Fourth Proportional to 166,276.13, 249,453.68 and 53,956.67
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Solution
The fourth proportional to 166,276.13, 249,453.68 and 53,956.67 is: 80,947.81
Step by Step Solution
- Step 1: Write the proportion equation
166,276.13 : 249,453.68 = 53,956.67 : x - Step 2: Convert to fraction form
166,276.13/249,453.68 = 53,956.67/x - Step 3: Cross multiply
166,276.13x = 249,453.68 × 53,956.67 - Step 4: Simplify right side
166,276.13x = 13,459,688,374.99 - Step 5: Solve for x
x = 13,459,688,374.99/166,276.13 - Step 6: Final answer
x = 80,947.81
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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.