Finding the Fourth Proportional to 69,206.08, 103,557.12 and 59,954.08
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Solution
The fourth proportional to 69,206.08, 103,557.12 and 59,954.08 is: 89,712.81
Step by Step Solution
- Step 1: Write the proportion equation
69,206.08 : 103,557.12 = 59,954.08 : x - Step 2: Convert to fraction form
69,206.08/103,557.12 = 59,954.08/x - Step 3: Cross multiply
69,206.08x = 103,557.12 × 59,954.08 - Step 4: Simplify right side
69,206.08x = 6,208,671,857.05 - Step 5: Solve for x
x = 6,208,671,857.05/69,206.08 - Step 6: Final answer
x = 89,712.81
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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.