Home / 95,709.16-143,586.46-30,045.16

Finding the Fourth Proportional to 95,709.16, 143,586.46 and 30,045.16

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Solution

The fourth proportional to 95,709.16, 143,586.46 and 30,045.16 is: 45,074.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,709.16 : 143,586.46 = 30,045.16 : x
  2. Step 2: Convert to fraction form
    95,709.16/143,586.46 = 30,045.16/x
  3. Step 3: Cross multiply
    95,709.16x = 143,586.46 × 30,045.16
  4. Step 4: Simplify right side
    95,709.16x = 4,314,078,164.53
  5. Step 5: Solve for x
    x = 4,314,078,164.53/95,709.16
  6. Step 6: Final answer
    x = 45,074.87

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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.