Home / 170,899.32-256,378.14-52,568.04

Finding the Fourth Proportional to 170,899.32, 256,378.14 and 52,568.04

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Solution

The fourth proportional to 170,899.32, 256,378.14 and 52,568.04 is: 78,861.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,899.32 : 256,378.14 = 52,568.04 : x
  2. Step 2: Convert to fraction form
    170,899.32/256,378.14 = 52,568.04/x
  3. Step 3: Cross multiply
    170,899.32x = 256,378.14 × 52,568.04
  4. Step 4: Simplify right side
    170,899.32x = 13,477,296,318.65
  5. Step 5: Solve for x
    x = 13,477,296,318.65/170,899.32
  6. Step 6: Final answer
    x = 78,861.03

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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.