Finding the Fourth Proportional to 249,470.33, 344,171.36 and 153,810.95
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Solution
The fourth proportional to 249,470.33, 344,171.36 and 153,810.95 is: 212,198.88
Step by Step Solution
- Step 1: Write the proportion equation
249,470.33 : 344,171.36 = 153,810.95 : x - Step 2: Convert to fraction form
249,470.33/344,171.36 = 153,810.95/x - Step 3: Cross multiply
249,470.33x = 344,171.36 × 153,810.95 - Step 4: Simplify right side
249,470.33x = 52,937,322,508.06 - Step 5: Solve for x
x = 52,937,322,508.06/249,470.33 - Step 6: Final answer
x = 212,198.88
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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.