Finding the Fourth Proportional to 88,709.00, 122,462.35 and 56,475.65
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Solution
The fourth proportional to 88,709.00, 122,462.35 and 56,475.65 is: 77,964.37
Step by Step Solution
- Step 1: Write the proportion equation
88,709.00 : 122,462.35 = 56,475.65 : x - Step 2: Convert to fraction form
88,709.00/122,462.35 = 56,475.65/x - Step 3: Cross multiply
88,709.00x = 122,462.35 × 56,475.65 - Step 4: Simplify right side
88,709.00x = 6,916,140,981.74 - Step 5: Solve for x
x = 6,916,140,981.74/88,709.00 - Step 6: Final answer
x = 77,964.37
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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.