Finding the Fourth Proportional to 170,913.99, 235,866.06 and 94,438.01
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Solution
The fourth proportional to 170,913.99, 235,866.06 and 94,438.01 is: 130,327.08
Step by Step Solution
- Step 1: Write the proportion equation
170,913.99 : 235,866.06 = 94,438.01 : x - Step 2: Convert to fraction form
170,913.99/235,866.06 = 94,438.01/x - Step 3: Cross multiply
170,913.99x = 235,866.06 × 94,438.01 - Step 4: Simplify right side
170,913.99x = 22,274,721,332.94 - Step 5: Solve for x
x = 22,274,721,332.94/170,913.99 - Step 6: Final answer
x = 130,327.08
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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.