Home / 154,580.32-231,958.23-65,824.57

Finding the Fourth Proportional to 154,580.32, 231,958.23 and 65,824.57

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Solution

The fourth proportional to 154,580.32, 231,958.23 and 65,824.57 is: 98,774.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,580.32 : 231,958.23 = 65,824.57 : x
  2. Step 2: Convert to fraction form
    154,580.32/231,958.23 = 65,824.57/x
  3. Step 3: Cross multiply
    154,580.32x = 231,958.23 × 65,824.57
  4. Step 4: Simplify right side
    154,580.32x = 15,268,550,747.71
  5. Step 5: Solve for x
    x = 15,268,550,747.71/154,580.32
  6. Step 6: Final answer
    x = 98,774.22

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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.