Finding the Fourth Proportional to 110,037.23, 151,854.99 and 62,289.55
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Solution
The fourth proportional to 110,037.23, 151,854.99 and 62,289.55 is: 85,961.62
Step by Step Solution
- Step 1: Write the proportion equation
110,037.23 : 151,854.99 = 62,289.55 : x - Step 2: Convert to fraction form
110,037.23/151,854.99 = 62,289.55/x - Step 3: Cross multiply
110,037.23x = 151,854.99 × 62,289.55 - Step 4: Simplify right side
110,037.23x = 9,458,978,948.59 - Step 5: Solve for x
x = 9,458,978,948.59/110,037.23 - Step 6: Final answer
x = 85,961.62
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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.