Finding the Fourth Proportional to 251,028.57, 346,332.84 and 160,437.57
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Solution
The fourth proportional to 251,028.57, 346,332.84 and 160,437.57 is: 221,348.50
Step by Step Solution
- Step 1: Write the proportion equation
251,028.57 : 346,332.84 = 160,437.57 : x - Step 2: Convert to fraction form
251,028.57/346,332.84 = 160,437.57/x - Step 3: Cross multiply
251,028.57x = 346,332.84 × 160,437.57 - Step 4: Simplify right side
251,028.57x = 55,564,797,360.41 - Step 5: Solve for x
x = 55,564,797,360.41/251,028.57 - Step 6: Final answer
x = 221,348.50
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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.