Home / 182,708.42-252,143.19-102,139.34

Finding the Fourth Proportional to 182,708.42, 252,143.19 and 102,139.34

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Solution

The fourth proportional to 182,708.42, 252,143.19 and 102,139.34 is: 140,955.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,708.42 : 252,143.19 = 102,139.34 : x
  2. Step 2: Convert to fraction form
    182,708.42/252,143.19 = 102,139.34/x
  3. Step 3: Cross multiply
    182,708.42x = 252,143.19 × 102,139.34
  4. Step 4: Simplify right side
    182,708.42x = 25,753,737,751.38
  5. Step 5: Solve for x
    x = 25,753,737,751.38/182,708.42
  6. Step 6: Final answer
    x = 140,955.40

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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.