Home / 105,622.32-158,433.60-26,736.55

Finding the Fourth Proportional to 105,622.32, 158,433.60 and 26,736.55

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Solution

The fourth proportional to 105,622.32, 158,433.60 and 26,736.55 is: 40,104.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,622.32 : 158,433.60 = 26,736.55 : x
  2. Step 2: Convert to fraction form
    105,622.32/158,433.60 = 26,736.55/x
  3. Step 3: Cross multiply
    105,622.32x = 158,433.60 × 26,736.55
  4. Step 4: Simplify right side
    105,622.32x = 4,235,967,670.04
  5. Step 5: Solve for x
    x = 4,235,967,670.04/105,622.32
  6. Step 6: Final answer
    x = 40,104.85

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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.