Finding the Fourth Proportional to 259,551.58, 358,156.29 and 157,632.82
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Solution
The fourth proportional to 259,551.58, 358,156.29 and 157,632.82 is: 217,518.17
Step by Step Solution
- Step 1: Write the proportion equation
259,551.58 : 358,156.29 = 157,632.82 : x - Step 2: Convert to fraction form
259,551.58/358,156.29 = 157,632.82/x - Step 3: Cross multiply
259,551.58x = 358,156.29 × 157,632.82 - Step 4: Simplify right side
259,551.58x = 56,457,185,993.44 - Step 5: Solve for x
x = 56,457,185,993.44/259,551.58 - Step 6: Final answer
x = 217,518.17
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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.