Finding the Fourth Proportional to 249,336.24, 344,070.36 and 153,849.84
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Solution
The fourth proportional to 249,336.24, 344,070.36 and 153,849.84 is: 212,304.36
Step by Step Solution
- Step 1: Write the proportion equation
249,336.24 : 344,070.36 = 153,849.84 : x - Step 2: Convert to fraction form
249,336.24/344,070.36 = 153,849.84/x - Step 3: Cross multiply
249,336.24x = 344,070.36 × 153,849.84 - Step 4: Simplify right side
249,336.24x = 52,935,169,834.74 - Step 5: Solve for x
x = 52,935,169,834.74/249,336.24 - Step 6: Final answer
x = 212,304.36
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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.