Finding the Fourth Proportional to 249,002.53, 343,619.43 and 141,570.26
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Solution
The fourth proportional to 249,002.53, 343,619.43 and 141,570.26 is: 195,364.65
Step by Step Solution
- Step 1: Write the proportion equation
249,002.53 : 343,619.43 = 141,570.26 : x - Step 2: Convert to fraction form
249,002.53/343,619.43 = 141,570.26/x - Step 3: Cross multiply
249,002.53x = 343,619.43 × 141,570.26 - Step 4: Simplify right side
249,002.53x = 48,646,292,280.24 - Step 5: Solve for x
x = 48,646,292,280.24/249,002.53 - Step 6: Final answer
x = 195,364.65
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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.