Finding the Fourth Proportional to 170,320.21, 235,030.63 and 102,296.76
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Solution
The fourth proportional to 170,320.21, 235,030.63 and 102,296.76 is: 141,162.77
Step by Step Solution
- Step 1: Write the proportion equation
170,320.21 : 235,030.63 = 102,296.76 : x - Step 2: Convert to fraction form
170,320.21/235,030.63 = 102,296.76/x - Step 3: Cross multiply
170,320.21x = 235,030.63 × 102,296.76 - Step 4: Simplify right side
170,320.21x = 24,042,871,490.05 - Step 5: Solve for x
x = 24,042,871,490.05/170,320.21 - Step 6: Final answer
x = 141,162.77
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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.