Home / 272,499.12-376,006.86-170,475.30

Finding the Fourth Proportional to 272,499.12, 376,006.86 and 170,475.30

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Solution

The fourth proportional to 272,499.12, 376,006.86 and 170,475.30 is: 235,229.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,499.12 : 376,006.86 = 170,475.30 : x
  2. Step 2: Convert to fraction form
    272,499.12/376,006.86 = 170,475.30/x
  3. Step 3: Cross multiply
    272,499.12x = 376,006.86 × 170,475.30
  4. Step 4: Simplify right side
    272,499.12x = 64,099,882,260.56
  5. Step 5: Solve for x
    x = 64,099,882,260.56/272,499.12
  6. Step 6: Final answer
    x = 235,229.69

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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.