Finding the Fourth Proportional to 86,475.08, 119,335.54 and 46,731.08
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Solution
The fourth proportional to 86,475.08, 119,335.54 and 46,731.08 is: 64,488.85
Step by Step Solution
- Step 1: Write the proportion equation
86,475.08 : 119,335.54 = 46,731.08 : x - Step 2: Convert to fraction form
86,475.08/119,335.54 = 46,731.08/x - Step 3: Cross multiply
86,475.08x = 119,335.54 × 46,731.08 - Step 4: Simplify right side
86,475.08x = 5,576,678,666.58 - Step 5: Solve for x
x = 5,576,678,666.58/86,475.08 - Step 6: Final answer
x = 64,488.85
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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.