Finding the Fourth Proportional to 93,716.99, 129,332.85 and 53,424.23
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Solution
The fourth proportional to 93,716.99, 129,332.85 and 53,424.23 is: 73,727.38
Step by Step Solution
- Step 1: Write the proportion equation
93,716.99 : 129,332.85 = 53,424.23 : x - Step 2: Convert to fraction form
93,716.99/129,332.85 = 53,424.23/x - Step 3: Cross multiply
93,716.99x = 129,332.85 × 53,424.23 - Step 4: Simplify right side
93,716.99x = 6,909,507,924.96 - Step 5: Solve for x
x = 6,909,507,924.96/93,716.99 - Step 6: Final answer
x = 73,727.38
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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.