Home / 111,432.17-167,172.86-41,311.48

Finding the Fourth Proportional to 111,432.17, 167,172.86 and 41,311.48

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Solution

The fourth proportional to 111,432.17, 167,172.86 and 41,311.48 is: 61,976.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,432.17 : 167,172.86 = 41,311.48 : x
  2. Step 2: Convert to fraction form
    111,432.17/167,172.86 = 41,311.48/x
  3. Step 3: Cross multiply
    111,432.17x = 167,172.86 × 41,311.48
  4. Step 4: Simplify right side
    111,432.17x = 6,906,157,637.94
  5. Step 5: Solve for x
    x = 6,906,157,637.94/111,432.17
  6. Step 6: Final answer
    x = 61,976.34

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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.