Finding the Fourth Proportional to 114,298.68, 157,737.36 and 63,997.68
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Solution
The fourth proportional to 114,298.68, 157,737.36 and 63,997.68 is: 88,319.70
Step by Step Solution
- Step 1: Write the proportion equation
114,298.68 : 157,737.36 = 63,997.68 : x - Step 2: Convert to fraction form
114,298.68/157,737.36 = 63,997.68/x - Step 3: Cross multiply
114,298.68x = 157,737.36 × 63,997.68 - Step 4: Simplify right side
114,298.68x = 10,094,825,089.32 - Step 5: Solve for x
x = 10,094,825,089.32/114,298.68 - Step 6: Final answer
x = 88,319.70
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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.