Finding the Fourth Proportional to 106,610.19, 147,124.35 and 58,866.54
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Solution
The fourth proportional to 106,610.19, 147,124.35 and 58,866.54 is: 81,237.09
Step by Step Solution
- Step 1: Write the proportion equation
106,610.19 : 147,124.35 = 58,866.54 : x - Step 2: Convert to fraction form
106,610.19/147,124.35 = 58,866.54/x - Step 3: Cross multiply
106,610.19x = 147,124.35 × 58,866.54 - Step 4: Simplify right side
106,610.19x = 8,660,701,434.25 - Step 5: Solve for x
x = 8,660,701,434.25/106,610.19 - Step 6: Final answer
x = 81,237.09
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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.