Home / 111,445.50-167,212.02-49,072.26

Finding the Fourth Proportional to 111,445.50, 167,212.02 and 49,072.26

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Solution

The fourth proportional to 111,445.50, 167,212.02 and 49,072.26 is: 73,627.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,445.50 : 167,212.02 = 49,072.26 : x
  2. Step 2: Convert to fraction form
    111,445.50/167,212.02 = 49,072.26/x
  3. Step 3: Cross multiply
    111,445.50x = 167,212.02 × 49,072.26
  4. Step 4: Simplify right side
    111,445.50x = 8,205,471,720.57
  5. Step 5: Solve for x
    x = 8,205,471,720.57/111,445.50
  6. Step 6: Final answer
    x = 73,627.66

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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.