Finding the Fourth Proportional to 249,897.06, 374,845.68 and 72,404.19
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Solution
The fourth proportional to 249,897.06, 374,845.68 and 72,404.19 is: 108,606.31
Step by Step Solution
- Step 1: Write the proportion equation
249,897.06 : 374,845.68 = 72,404.19 : x - Step 2: Convert to fraction form
249,897.06/374,845.68 = 72,404.19/x - Step 3: Cross multiply
249,897.06x = 374,845.68 × 72,404.19 - Step 4: Simplify right side
249,897.06x = 27,140,397,835.40 - Step 5: Solve for x
x = 27,140,397,835.40/249,897.06 - Step 6: Final answer
x = 108,606.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.