Finding the Fourth Proportional to 93,917.21, 129,605.47 and 50,897.93
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Solution
The fourth proportional to 93,917.21, 129,605.47 and 50,897.93 is: 70,238.99
Step by Step Solution
- Step 1: Write the proportion equation
93,917.21 : 129,605.47 = 50,897.93 : x - Step 2: Convert to fraction form
93,917.21/129,605.47 = 50,897.93/x - Step 3: Cross multiply
93,917.21x = 129,605.47 × 50,897.93 - Step 4: Simplify right side
93,917.21x = 6,596,650,336.45 - Step 5: Solve for x
x = 6,596,650,336.45/93,917.21 - Step 6: Final answer
x = 70,238.99
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1.5x scale
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.