Home / 170,867.70-256,301.55-162,314.10

Finding the Fourth Proportional to 170,867.70, 256,301.55 and 162,314.10

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Solution

The fourth proportional to 170,867.70, 256,301.55 and 162,314.10 is: 243,471.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,867.70 : 256,301.55 = 162,314.10 : x
  2. Step 2: Convert to fraction form
    170,867.70/256,301.55 = 162,314.10/x
  3. Step 3: Cross multiply
    170,867.70x = 256,301.55 × 162,314.10
  4. Step 4: Simplify right side
    170,867.70x = 41,601,355,416.86
  5. Step 5: Solve for x
    x = 41,601,355,416.86/170,867.70
  6. Step 6: Final answer
    x = 243,471.15

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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.