Finding the Fourth Proportional to 259,135.08, 357,484.23 and 151,639.17
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Solution
The fourth proportional to 259,135.08, 357,484.23 and 151,639.17 is: 209,190.56
Step by Step Solution
- Step 1: Write the proportion equation
259,135.08 : 357,484.23 = 151,639.17 : x - Step 2: Convert to fraction form
259,135.08/357,484.23 = 151,639.17/x - Step 3: Cross multiply
259,135.08x = 357,484.23 × 151,639.17 - Step 4: Simplify right side
259,135.08x = 54,208,611,925.29 - Step 5: Solve for x
x = 54,208,611,925.29/259,135.08 - Step 6: Final answer
x = 209,190.56
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1.5x scale
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.