Finding the Fourth Proportional to 249,460.17, 344,247.33 and 142,045.53
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Solution
The fourth proportional to 249,460.17, 344,247.33 and 142,045.53 is: 196,018.44
Step by Step Solution
- Step 1: Write the proportion equation
249,460.17 : 344,247.33 = 142,045.53 : x - Step 2: Convert to fraction form
249,460.17/344,247.33 = 142,045.53/x - Step 3: Cross multiply
249,460.17x = 344,247.33 × 142,045.53 - Step 4: Simplify right side
249,460.17x = 48,898,794,440.93 - Step 5: Solve for x
x = 48,898,794,440.93/249,460.17 - Step 6: Final answer
x = 196,018.44
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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.