Finding the Fourth Proportional to 180,032.08, 248,440.80 and 99,460.48
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Solution
The fourth proportional to 180,032.08, 248,440.80 and 99,460.48 is: 137,253.55
Step by Step Solution
- Step 1: Write the proportion equation
180,032.08 : 248,440.80 = 99,460.48 : x - Step 2: Convert to fraction form
180,032.08/248,440.80 = 99,460.48/x - Step 3: Cross multiply
180,032.08x = 248,440.80 × 99,460.48 - Step 4: Simplify right side
180,032.08x = 24,710,041,219.58 - Step 5: Solve for x
x = 24,710,041,219.58/180,032.08 - Step 6: Final answer
x = 137,253.55
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1.5x scale
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.