Finding the Fourth Proportional to 249,000.84, 343,622.24 and 135,826.02
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Solution
The fourth proportional to 249,000.84, 343,622.24 and 135,826.02 is: 187,440.50
Step by Step Solution
- Step 1: Write the proportion equation
249,000.84 : 343,622.24 = 135,826.02 : x - Step 2: Convert to fraction form
249,000.84/343,622.24 = 135,826.02/x - Step 3: Cross multiply
249,000.84x = 343,622.24 × 135,826.02 - Step 4: Simplify right side
249,000.84x = 46,672,841,242.68 - Step 5: Solve for x
x = 46,672,841,242.68/249,000.84 - Step 6: Final answer
x = 187,440.50
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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.