Home / 140,586.82-210,774.83-45,760.32

Finding the Fourth Proportional to 140,586.82, 210,774.83 and 45,760.32

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Solution

The fourth proportional to 140,586.82, 210,774.83 and 45,760.32 is: 68,606.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,586.82 : 210,774.83 = 45,760.32 : x
  2. Step 2: Convert to fraction form
    140,586.82/210,774.83 = 45,760.32/x
  3. Step 3: Cross multiply
    140,586.82x = 210,774.83 × 45,760.32
  4. Step 4: Simplify right side
    140,586.82x = 9,645,123,439.94
  5. Step 5: Solve for x
    x = 9,645,123,439.94/140,586.82
  6. Step 6: Final answer
    x = 68,606.17

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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.