Finding the Fourth Proportional to 351,202.24, 526,921.62 and 111,355.30
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Solution
The fourth proportional to 351,202.24, 526,921.62 and 111,355.30 is: 167,070.45
Step by Step Solution
- Step 1: Write the proportion equation
351,202.24 : 526,921.62 = 111,355.30 : x - Step 2: Convert to fraction form
351,202.24/526,921.62 = 111,355.30/x - Step 3: Cross multiply
351,202.24x = 526,921.62 × 111,355.30 - Step 4: Simplify right side
351,202.24x = 58,675,515,071.59 - Step 5: Solve for x
x = 58,675,515,071.59/351,202.24 - Step 6: Final answer
x = 167,070.45
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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.