Finding the Fourth Proportional to 249,539.68, 344,399.88 and 158,866.68
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Solution
The fourth proportional to 249,539.68, 344,399.88 and 158,866.68 is: 219,258.38
Step by Step Solution
- Step 1: Write the proportion equation
249,539.68 : 344,399.88 = 158,866.68 : x - Step 2: Convert to fraction form
249,539.68/344,399.88 = 158,866.68/x - Step 3: Cross multiply
249,539.68x = 344,399.88 × 158,866.68 - Step 4: Simplify right side
249,539.68x = 54,713,665,528.00 - Step 5: Solve for x
x = 54,713,665,528.00/249,539.68 - Step 6: Final answer
x = 219,258.38
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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.