Finding the Fourth Proportional to 110,449.08, 152,420.34 and 62,053.05
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Solution
The fourth proportional to 110,449.08, 152,420.34 and 62,053.05 is: 85,633.55
Step by Step Solution
- Step 1: Write the proportion equation
110,449.08 : 152,420.34 = 62,053.05 : x - Step 2: Convert to fraction form
110,449.08/152,420.34 = 62,053.05/x - Step 3: Cross multiply
110,449.08x = 152,420.34 × 62,053.05 - Step 4: Simplify right side
110,449.08x = 9,458,146,809.60 - Step 5: Solve for x
x = 9,458,146,809.60/110,449.08 - Step 6: Final answer
x = 85,633.55
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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.