Finding the Fourth Proportional to 74,248.29, 111,374.28 and 63,652.28
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Solution
The fourth proportional to 74,248.29, 111,374.28 and 63,652.28 is: 95,479.99
Step by Step Solution
- Step 1: Write the proportion equation
74,248.29 : 111,374.28 = 63,652.28 : x - Step 2: Convert to fraction form
74,248.29/111,374.28 = 63,652.28/x - Step 3: Cross multiply
74,248.29x = 111,374.28 × 63,652.28 - Step 4: Simplify right side
74,248.29x = 7,089,226,298.49 - Step 5: Solve for x
x = 7,089,226,298.49/74,248.29 - Step 6: Final answer
x = 95,479.99
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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.