Finding the Fourth Proportional to 170,266.88, 234,970.80 and 98,652.08
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Solution
The fourth proportional to 170,266.88, 234,970.80 and 98,652.08 is: 136,141.32
Step by Step Solution
- Step 1: Write the proportion equation
170,266.88 : 234,970.80 = 98,652.08 : x - Step 2: Convert to fraction form
170,266.88/234,970.80 = 98,652.08/x - Step 3: Cross multiply
170,266.88x = 234,970.80 × 98,652.08 - Step 4: Simplify right side
170,266.88x = 23,180,358,159.26 - Step 5: Solve for x
x = 23,180,358,159.26/170,266.88 - Step 6: Final answer
x = 136,141.32
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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.