Finding the Fourth Proportional to 140,418.02, 210,655.26 and 51,671.99
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Solution
The fourth proportional to 140,418.02, 210,655.26 and 51,671.99 is: 77,518.37
Step by Step Solution
- Step 1: Write the proportion equation
140,418.02 : 210,655.26 = 51,671.99 : x - Step 2: Convert to fraction form
140,418.02/210,655.26 = 51,671.99/x - Step 3: Cross multiply
140,418.02x = 210,655.26 × 51,671.99 - Step 4: Simplify right side
140,418.02x = 10,884,976,488.17 - Step 5: Solve for x
x = 10,884,976,488.17/140,418.02 - Step 6: Final answer
x = 77,518.37
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.