Finding the Fourth Proportional to 180,827.54, 249,538.14 and 104,340.63
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Solution
The fourth proportional to 180,827.54, 249,538.14 and 104,340.63 is: 143,987.84
Step by Step Solution
- Step 1: Write the proportion equation
180,827.54 : 249,538.14 = 104,340.63 : x - Step 2: Convert to fraction form
180,827.54/249,538.14 = 104,340.63/x - Step 3: Cross multiply
180,827.54x = 249,538.14 × 104,340.63 - Step 4: Simplify right side
180,827.54x = 26,036,966,736.63 - Step 5: Solve for x
x = 26,036,966,736.63/180,827.54 - Step 6: Final answer
x = 143,987.84
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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.