Finding the Fourth Proportional to 219,072.01, 328,648.56 and 69,349.99
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Solution
The fourth proportional to 219,072.01, 328,648.56 and 69,349.99 is: 104,037.81
Step by Step Solution
- Step 1: Write the proportion equation
219,072.01 : 328,648.56 = 69,349.99 : x - Step 2: Convert to fraction form
219,072.01/328,648.56 = 69,349.99/x - Step 3: Cross multiply
219,072.01x = 328,648.56 × 69,349.99 - Step 4: Simplify right side
219,072.01x = 22,791,772,359.52 - Step 5: Solve for x
x = 22,791,772,359.52/219,072.01 - Step 6: Final answer
x = 104,037.81
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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.