Finding the Fourth Proportional to 291,750.90, 437,626.35 and 104,781.30
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Solution
The fourth proportional to 291,750.90, 437,626.35 and 104,781.30 is: 157,171.95
Step by Step Solution
- Step 1: Write the proportion equation
291,750.90 : 437,626.35 = 104,781.30 : x - Step 2: Convert to fraction form
291,750.90/437,626.35 = 104,781.30/x - Step 3: Cross multiply
291,750.90x = 437,626.35 × 104,781.30 - Step 4: Simplify right side
291,750.90x = 45,855,057,867.26 - Step 5: Solve for x
x = 45,855,057,867.26/291,750.90 - Step 6: Final answer
x = 157,171.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.