Finding the Fourth Proportional to 251,292.24, 346,802.58 and 143,895.96
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Solution
The fourth proportional to 251,292.24, 346,802.58 and 143,895.96 is: 198,587.47
Step by Step Solution
- Step 1: Write the proportion equation
251,292.24 : 346,802.58 = 143,895.96 : x - Step 2: Convert to fraction form
251,292.24/346,802.58 = 143,895.96/x - Step 3: Cross multiply
251,292.24x = 346,802.58 × 143,895.96 - Step 4: Simplify right side
251,292.24x = 49,903,490,179.58 - Step 5: Solve for x
x = 49,903,490,179.58/251,292.24 - Step 6: Final answer
x = 198,587.47
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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.