Finding the Fourth Proportional to 163,423.17, 245,267.19 and 84,559.95
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Solution
The fourth proportional to 163,423.17, 245,267.19 and 84,559.95 is: 126,908.45
Step by Step Solution
- Step 1: Write the proportion equation
163,423.17 : 245,267.19 = 84,559.95 : x - Step 2: Convert to fraction form
163,423.17/245,267.19 = 84,559.95/x - Step 3: Cross multiply
163,423.17x = 245,267.19 × 84,559.95 - Step 4: Simplify right side
163,423.17x = 20,739,781,323.04 - Step 5: Solve for x
x = 20,739,781,323.04/163,423.17 - Step 6: Final answer
x = 126,908.45
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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.