Home / 162,720.27-224,558.82-91,099.65

Finding the Fourth Proportional to 162,720.27, 224,558.82 and 91,099.65

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Solution

The fourth proportional to 162,720.27, 224,558.82 and 91,099.65 is: 125,720.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,720.27 : 224,558.82 = 91,099.65 : x
  2. Step 2: Convert to fraction form
    162,720.27/224,558.82 = 91,099.65/x
  3. Step 3: Cross multiply
    162,720.27x = 224,558.82 × 91,099.65
  4. Step 4: Simplify right side
    162,720.27x = 20,457,229,906.41
  5. Step 5: Solve for x
    x = 20,457,229,906.41/162,720.27
  6. Step 6: Final answer
    x = 125,720.23

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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.