Finding the Fourth Proportional to 249,551.68, 344,416.44 and 158,878.68
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Solution
The fourth proportional to 249,551.68, 344,416.44 and 158,878.68 is: 219,274.94
Step by Step Solution
- Step 1: Write the proportion equation
249,551.68 : 344,416.44 = 158,878.68 : x - Step 2: Convert to fraction form
249,551.68/344,416.44 = 158,878.68/x - Step 3: Cross multiply
249,551.68x = 344,416.44 × 158,878.68 - Step 4: Simplify right side
249,551.68x = 54,720,429,357.50 - Step 5: Solve for x
x = 54,720,429,357.50/249,551.68 - Step 6: Final answer
x = 219,274.94
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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.