Finding the Fourth Proportional to 169,829.36, 234,370.20 and 94,381.04
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Solution
The fourth proportional to 169,829.36, 234,370.20 and 94,381.04 is: 130,248.99
Step by Step Solution
- Step 1: Write the proportion equation
169,829.36 : 234,370.20 = 94,381.04 : x - Step 2: Convert to fraction form
169,829.36/234,370.20 = 94,381.04/x - Step 3: Cross multiply
169,829.36x = 234,370.20 × 94,381.04 - Step 4: Simplify right side
169,829.36x = 22,120,103,221.01 - Step 5: Solve for x
x = 22,120,103,221.01/169,829.36 - Step 6: Final answer
x = 130,248.99
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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.