Finding the Fourth Proportional to 170,995.66, 235,966.71 and 94,510.84
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Solution
The fourth proportional to 170,995.66, 235,966.71 and 94,510.84 is: 130,420.92
Step by Step Solution
- Step 1: Write the proportion equation
170,995.66 : 235,966.71 = 94,510.84 : x - Step 2: Convert to fraction form
170,995.66/235,966.71 = 94,510.84/x - Step 3: Cross multiply
170,995.66x = 235,966.71 × 94,510.84 - Step 4: Simplify right side
170,995.66x = 22,301,411,974.14 - Step 5: Solve for x
x = 22,301,411,974.14/170,995.66 - Step 6: Final answer
x = 130,420.92
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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.