Home / 82,341.44-123,506.40-47,170.88

Finding the Fourth Proportional to 82,341.44, 123,506.40 and 47,170.88

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Solution

The fourth proportional to 82,341.44, 123,506.40 and 47,170.88 is: 70,753.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,341.44 : 123,506.40 = 47,170.88 : x
  2. Step 2: Convert to fraction form
    82,341.44/123,506.40 = 47,170.88/x
  3. Step 3: Cross multiply
    82,341.44x = 123,506.40 × 47,170.88
  4. Step 4: Simplify right side
    82,341.44x = 5,825,905,573.63
  5. Step 5: Solve for x
    x = 5,825,905,573.63/82,341.44
  6. Step 6: Final answer
    x = 70,753.02

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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.