Finding the Fourth Proportional to 168,482.24, 232,499.40 and 93,029.12
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Solution
The fourth proportional to 168,482.24, 232,499.40 and 93,029.12 is: 128,376.82
Step by Step Solution
- Step 1: Write the proportion equation
168,482.24 : 232,499.40 = 93,029.12 : x - Step 2: Convert to fraction form
168,482.24/232,499.40 = 93,029.12/x - Step 3: Cross multiply
168,482.24x = 232,499.40 × 93,029.12 - Step 4: Simplify right side
168,482.24x = 21,629,214,582.53 - Step 5: Solve for x
x = 21,629,214,582.53/168,482.24 - Step 6: Final answer
x = 128,376.82
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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.