Finding the Fourth Proportional to 110,830.71, 152,946.36 and 60,529.71
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Solution
The fourth proportional to 110,830.71, 152,946.36 and 60,529.71 is: 83,530.99
Step by Step Solution
- Step 1: Write the proportion equation
110,830.71 : 152,946.36 = 60,529.71 : x - Step 2: Convert to fraction form
110,830.71/152,946.36 = 60,529.71/x - Step 3: Cross multiply
110,830.71x = 152,946.36 × 60,529.71 - Step 4: Simplify right side
110,830.71x = 9,257,798,816.36 - Step 5: Solve for x
x = 9,257,798,816.36/110,830.71 - Step 6: Final answer
x = 83,530.99
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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.