Finding the Fourth Proportional to 130,426.03, 195,582.08 and 46,158.19
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Solution
The fourth proportional to 130,426.03, 195,582.08 and 46,158.19 is: 69,217.12
Step by Step Solution
- Step 1: Write the proportion equation
130,426.03 : 195,582.08 = 46,158.19 : x - Step 2: Convert to fraction form
130,426.03/195,582.08 = 46,158.19/x - Step 3: Cross multiply
130,426.03x = 195,582.08 × 46,158.19 - Step 4: Simplify right side
130,426.03x = 9,027,714,176.04 - Step 5: Solve for x
x = 9,027,714,176.04/130,426.03 - Step 6: Final answer
x = 69,217.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.