Finding the Fourth Proportional to 249,159.42, 343,835.20 and 135,982.98
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Solution
The fourth proportional to 249,159.42, 343,835.20 and 135,982.98 is: 187,653.89
Step by Step Solution
- Step 1: Write the proportion equation
249,159.42 : 343,835.20 = 135,982.98 : x - Step 2: Convert to fraction form
249,159.42/343,835.20 = 135,982.98/x - Step 3: Cross multiply
249,159.42x = 343,835.20 × 135,982.98 - Step 4: Simplify right side
249,159.42x = 46,755,735,124.90 - Step 5: Solve for x
x = 46,755,735,124.90/249,159.42 - Step 6: Final answer
x = 187,653.89
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.