Finding the Fourth Proportional to 210,867.04, 290,967.76 and 125,966.08
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Solution
The fourth proportional to 210,867.04, 290,967.76 and 125,966.08 is: 173,816.01
Step by Step Solution
- Step 1: Write the proportion equation
210,867.04 : 290,967.76 = 125,966.08 : x - Step 2: Convert to fraction form
210,867.04/290,967.76 = 125,966.08/x - Step 3: Cross multiply
210,867.04x = 290,967.76 × 125,966.08 - Step 4: Simplify right side
210,867.04x = 36,652,068,133.58 - Step 5: Solve for x
x = 36,652,068,133.58/210,867.04 - Step 6: Final answer
x = 173,816.01
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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.