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Finding the Fourth Proportional to 182,653.28, 274,035.30 and 129,448.14

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Solution

The fourth proportional to 182,653.28, 274,035.30 and 129,448.14 is: 194,211.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,653.28 : 274,035.30 = 129,448.14 : x
  2. Step 2: Convert to fraction form
    182,653.28/274,035.30 = 129,448.14/x
  3. Step 3: Cross multiply
    182,653.28x = 274,035.30 × 129,448.14
  4. Step 4: Simplify right side
    182,653.28x = 35,473,359,879.34
  5. Step 5: Solve for x
    x = 35,473,359,879.34/182,653.28
  6. Step 6: Final answer
    x = 194,211.46

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1.5x scale

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.